1990758000

素因数分解:

$2^4\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 640

約数和(自身を含む): 8319467520

約数和(自身を除く): 6328709520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 25, 28, 30, 31, 33, 35, 40, 42, 44, 48, 50, 55, 56, 60, 62, 66, 70, 75, 77, 80, 84, 88, 93, 100, 105, 110, 112, 120, 124, 125, 132, 139, 140, 150, 154, 155, 165, 168, 175, 176, 186, 200, 210, 217, 220, 231, 240, 248, 250, 264, 275, 278, 280, 300, 308, 310, 330, 336, 341, 350, 372, 375, 385, 400, 417, 420, 434, 440, 462, 465, 496, 500, 525, 528, 550, 556, 560, 600, 616, 620, 651, 660, 682, 695, 700, 744, 750, 770, 775, 825, 834, 840, 868, 875, 880, 924, 930, 973, 1000, 1023, 1050, 1085, 1100, 1112, 1155, 1200, 1232, 1240, 1302, 1320, 1364, 1375, 1390, 1400, 1488, 1500, 1529, 1540, 1550, 1650, 1668, 1680, 1705, 1736, 1750, 1848, 1860, 1925, 1946, 2000, 2046, 2085, 2100, 2170, 2200, 2224, 2310, 2325, 2387, 2480, 2604, 2625, 2640, 2728, 2750, 2780, 2800, 2919, 3000, 3058, 3080, 3100, 3255, 3300, 3336, 3410, 3472, 3475, 3500, 3696, 3720, 3850, 3875, 3892, 4092, 4125, 4170, 4200, 4309, 4340, 4400, 4587, 4620, 4650, 4774, 4865, 5115, 5208, 5250, 5425, 5456, 5500, 5560, 5775, 5838, 6000, 6116, 6160, 6200, 6510, 6600, 6672, 6820, 6950, 7000, 7161, 7440, 7645, 7700, 7750, 7784, 8184, 8250, 8340, 8400, 8525, 8618, 8680, 9174, 9240, 9300, 9548, 9625, 9730, 10230, 10416, 10425, 10500, 10703, 10850, 11000, 11120, 11550, 11625, 11676, 11935, 12232, 12400, 12927, 13020, 13200, 13640, 13900, 14000, 14322, 14595, 15290, 15400, 15500, 15568, 16275, 16368, 16500, 16680, 17050, 17236, 17360, 17375, 18348, 18480, 18600, 19096, 19250, 19460, 20460, 20850, 21000, 21406, 21545, 21700, 22000, 22935, 23100, 23250, 23352, 23870, 24325, 24464, 25575, 25854, 26040, 27125, 27280, 27800, 28644, 28875, 29190, 30163, 30580, 30800, 31000, 32109, 32550, 33000, 33360, 34100, 34472, 34750, 35805, 36696, 37200, 38192, 38225, 38500, 38920, 40920, 41700, 42000, 42625, 42812, 43090, 43400, 45870, 46200, 46500, 46704, 47399, 47740, 48650, 51150, 51708, 52080, 52125, 53515, 54250, 55600, 57288, 57750, 58380, 59675, 60326, 61160, 62000, 64218, 64635, 65100, 66000, 68200, 68944, 69500, 71610, 72975, 73392, 76450, 77000, 77840, 81375, 81840, 83400, 85250, 85624, 86180, 86800, 90489, 91740, 92400, 93000, 94798, 95480, 97300, 102300, 103416, 104250, 107030, 107725, 108500, 114576, 114675, 115500, 116760, 119350, 120652, 121625, 122320, 127875, 128436, 129270, 130200, 136400, 139000, 142197, 143220, 145950, 150815, 152900, 154000, 160545, 162750, 166800, 170500, 171248, 172360, 179025, 180978, 183480, 186000, 189596, 190960, 191125, 194600, 204600, 206832, 208500, 214060, 215450, 217000, 229350, 231000, 233520, 236995, 238700, 241304, 243250, 255750, 256872, 258540, 260400, 267575, 278000, 284394, 286440, 291900, 298375, 301630, 305800, 321090, 323175, 325500, 331793, 341000, 344720, 358050, 361956, 364875, 366960, 379192, 382250, 389200, 409200, 417000, 428120, 430900, 434000, 452445, 458700, 462000, 473990, 477400, 482608, 486500, 511500, 513744, 517080, 535150, 538625, 568788, 572880, 573375, 583800, 596750, 603260, 611600, 642180, 646350, 651000, 663586, 682000, 710985, 716100, 723912, 729750, 754075, 758384, 764500, 802725, 834000, 856240, 861800, 895125, 904890, 917400, 947980, 954800, 973000, 995379, 1023000, 1034160, 1070300, 1077250, 1137576, 1146750, 1167600, 1184975, 1193500, 1206520, 1284360, 1292700, 1302000, 1327172, 1337875, 1421970, 1432200, 1447824, 1459500, 1508150, 1529000, 1605450, 1615875, 1658965, 1723600, 1790250, 1809780, 1834800, 1895960, 1946000, 1990758, 2046000, 2140600, 2154500, 2262225, 2275152, 2293500, 2369950, 2387000, 2413040, 2568720, 2585400, 2654344, 2675750, 2843940, 2864400, 2919000, 3016300, 3058000, 3210900, 3231750, 3317930, 3554925, 3580500, 3619560, 3770375, 3791920, 3981516, 4013625, 4281200, 4309000, 4524450, 4587000, 4739900, 4774000, 4976895, 5170800, 5308688, 5351500, 5687880, 5838000, 5924875, 6032600, 6421800, 6463500, 6635860, 7109850, 7161000, 7239120, 7540750, 7963032, 8027250, 8294825, 8618000, 9048900, 9174000, 9479800, 9953790, 10703000, 11311125, 11375760, 11849750, 12065200, 12843600, 12927000, 13271720, 14219700, 14322000, 15081500, 15926064, 16054500, 16589650, 17774625, 18097800, 18959600, 19907580, 21406000, 22622250, 23699500, 24884475, 25854000, 26543440, 28439400, 30163000, 32109000, 33179300, 35549250, 36195600, 39815160, 41474125, 45244500, 47399000, 49768950, 56878800, 60326000, 64218000, 66358600, 71098500, 79630320, 82948250, 90489000, 94798000, 99537900, 124422375, 132717200, 142197000, 165896500, 180978000, 199075800, 248844750, 284394000, 331793000, 398151600, 497689500, 663586000, 995379000, 1990758000]

約数ペア:

[(1, 1990758000), (2, 995379000), (3, 663586000), (4, 497689500), (5, 398151600), (6, 331793000), (7, 284394000), (8, 248844750), (10, 199075800), (11, 180978000), (12, 165896500), (14, 142197000), (15, 132717200), (16, 124422375), (20, 99537900), (21, 94798000), (22, 90489000), (24, 82948250), (25, 79630320), (28, 71098500), (30, 66358600), (31, 64218000), (33, 60326000), (35, 56878800), (40, 49768950), (42, 47399000), (44, 45244500), (48, 41474125), (50, 39815160), (55, 36195600), (56, 35549250), (60, 33179300), (62, 32109000), (66, 30163000), (70, 28439400), (75, 26543440), (77, 25854000), (80, 24884475), (84, 23699500), (88, 22622250), (93, 21406000), (100, 19907580), (105, 18959600), (110, 18097800), (112, 17774625), (120, 16589650), (124, 16054500), (125, 15926064), (132, 15081500), (139, 14322000), (140, 14219700), (150, 13271720), (154, 12927000), (155, 12843600), (165, 12065200), (168, 11849750), (175, 11375760), (176, 11311125), (186, 10703000), (200, 9953790), (210, 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(12400, 160545), (12927, 154000), (13020, 152900), (13200, 150815), (13640, 145950), (13900, 143220), (14000, 142197), (14322, 139000), (14595, 136400), (15290, 130200), (15400, 129270), (15500, 128436), (15568, 127875), (16275, 122320), (16368, 121625), (16500, 120652), (16680, 119350), (17050, 116760), (17236, 115500), (17360, 114675), (17375, 114576), (18348, 108500), (18480, 107725), (18600, 107030), (19096, 104250), (19250, 103416), (19460, 102300), (20460, 97300), (20850, 95480), (21000, 94798), (21406, 93000), (21545, 92400), (21700, 91740), (22000, 90489), (22935, 86800), (23100, 86180), (23250, 85624), (23352, 85250), (23870, 83400), (24325, 81840), (24464, 81375), (25575, 77840), (25854, 77000), (26040, 76450), (27125, 73392), (27280, 72975), (27800, 71610), (28644, 69500), (28875, 68944), (29190, 68200), (30163, 66000), (30580, 65100), (30800, 64635), (31000, 64218), (32109, 62000), (32550, 61160), (33000, 60326), (33360, 59675), (34100, 58380), (34472, 57750), (34750, 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