820830400

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:152

約数の個数: 336

約数和(自身を含む): 2398735360

約数和(自身を除く): 1577904960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 31, 32, 38, 40, 50, 52, 62, 64, 65, 67, 76, 80, 95, 100, 104, 124, 130, 134, 152, 155, 160, 190, 200, 208, 247, 248, 260, 268, 304, 310, 320, 325, 335, 380, 400, 403, 416, 475, 494, 496, 520, 536, 589, 608, 620, 650, 670, 760, 775, 800, 806, 832, 871, 950, 988, 992, 1040, 1072, 1178, 1216, 1235, 1240, 1273, 1300, 1340, 1520, 1550, 1600, 1612, 1675, 1742, 1900, 1976, 1984, 2015, 2077, 2080, 2144, 2356, 2470, 2480, 2546, 2600, 2680, 2945, 3040, 3100, 3224, 3350, 3484, 3800, 3952, 4030, 4154, 4160, 4288, 4355, 4712, 4940, 4960, 5092, 5200, 5360, 5890, 6080, 6175, 6200, 6365, 6448, 6700, 6968, 7600, 7657, 7904, 8060, 8308, 8710, 9424, 9880, 9920, 10075, 10184, 10385, 10400, 10720, 11780, 12350, 12400, 12730, 12896, 13400, 13936, 14725, 15200, 15314, 15808, 16120, 16549, 16616, 17420, 18848, 19760, 20150, 20368, 20770, 20800, 21440, 21775, 23560, 24700, 24800, 25460, 25792, 26800, 27001, 27872, 29450, 30400, 30628, 31825, 32240, 33098, 33232, 34840, 37696, 38285, 39463, 39520, 40300, 40736, 41540, 43550, 47120, 49400, 49600, 50920, 51925, 53600, 54002, 55744, 58900, 61256, 63650, 64480, 66196, 66464, 69680, 76570, 78926, 79040, 80600, 81472, 82745, 83080, 87100, 94240, 98800, 101840, 103850, 107200, 108004, 117800, 122512, 127300, 128960, 132392, 132928, 135005, 139360, 153140, 157852, 161200, 165490, 166160, 174200, 188480, 191425, 197315, 197600, 203680, 207700, 216008, 235600, 245024, 254600, 264784, 270010, 278720, 306280, 315704, 322400, 330980, 332320, 348400, 382850, 394630, 395200, 407360, 413725, 415400, 432016, 471200, 490048, 509200, 513019, 529568, 540020, 612560, 631408, 644800, 661960, 664640, 675025, 696800, 765700, 789260, 827450, 830800, 864032, 942400, 986575, 1018400, 1026038, 1059136, 1080040, 1225120, 1262816, 1323920, 1350050, 1393600, 1531400, 1578520, 1654900, 1661600, 1728064, 1973150, 2036800, 2052076, 2160080, 2450240, 2525632, 2565095, 2647840, 2700100, 3062800, 3157040, 3309800, 3323200, 3946300, 4104152, 4320160, 5130190, 5295680, 5400200, 6125600, 6314080, 6619600, 7892600, 8208304, 8640320, 10260380, 10800400, 12251200, 12628160, 12825475, 13239200, 15785200, 16416608, 20520760, 21600800, 25650950, 26478400, 31570400, 32833216, 41041520, 43201600, 51301900, 63140800, 82083040, 102603800, 164166080, 205207600, 410415200, 820830400]

約数ペア:

[(1, 820830400), (2, 410415200), (4, 205207600), (5, 164166080), (8, 102603800), (10, 82083040), (13, 63140800), (16, 51301900), (19, 43201600), (20, 41041520), (25, 32833216), (26, 31570400), (31, 26478400), (32, 25650950), (38, 21600800), (40, 20520760), (50, 16416608), (52, 15785200), (62, 13239200), (64, 12825475), (65, 12628160), (67, 12251200), (76, 10800400), (80, 10260380), (95, 8640320), (100, 8208304), (104, 7892600), (124, 6619600), (130, 6314080), (134, 6125600), (152, 5400200), (155, 5295680), (160, 5130190), (190, 4320160), (200, 4104152), (208, 3946300), (247, 3323200), (248, 3309800), (260, 3157040), (268, 3062800), (304, 2700100), (310, 2647840), (320, 2565095), (325, 2525632), (335, 2450240), (380, 2160080), (400, 2052076), (403, 2036800), (416, 1973150), (475, 1728064), (494, 1661600), (496, 1654900), (520, 1578520), (536, 1531400), (589, 1393600), (608, 1350050), (620, 1323920), (650, 1262816), (670, 1225120), (760, 1080040), (775, 1059136), (800, 1026038), (806, 1018400), (832, 986575), (871, 942400), (950, 864032), (988, 830800), (992, 827450), (1040, 789260), (1072, 765700), (1178, 696800), (1216, 675025), (1235, 664640), (1240, 661960), (1273, 644800), (1300, 631408), (1340, 612560), (1520, 540020), (1550, 529568), (1600, 513019), (1612, 509200), (1675, 490048), (1742, 471200), (1900, 432016), (1976, 415400), (1984, 413725), (2015, 407360), (2077, 395200), (2080, 394630), (2144, 382850), (2356, 348400), (2470, 332320), (2480, 330980), (2546, 322400), (2600, 315704), (2680, 306280), (2945, 278720), (3040, 270010), (3100, 264784), (3224, 254600), (3350, 245024), (3484, 235600), (3800, 216008), (3952, 207700), (4030, 203680), (4154, 197600), (4160, 197315), (4288, 191425), (4355, 188480), (4712, 174200), (4940, 166160), (4960, 165490), (5092, 161200), (5200, 157852), (5360, 153140), (5890, 139360), (6080, 135005), (6175, 132928), (6200, 132392), (6365, 128960), (6448, 127300), (6700, 122512), (6968, 117800), (7600, 108004), (7657, 107200), (7904, 103850), (8060, 101840), (8308, 98800), (8710, 94240), (9424, 87100), (9880, 83080), (9920, 82745), (10075, 81472), (10184, 80600), (10385, 79040), (10400, 78926), (10720, 76570), (11780, 69680), (12350, 66464), (12400, 66196), (12730, 64480), (12896, 63650), (13400, 61256), (13936, 58900), (14725, 55744), (15200, 54002), (15314, 53600), (15808, 51925), (16120, 50920), (16549, 49600), (16616, 49400), (17420, 47120), (18848, 43550), (19760, 41540), (20150, 40736), (20368, 40300), (20770, 39520), (20800, 39463), (21440, 38285), (21775, 37696), (23560, 34840), (24700, 33232), (24800, 33098), (25460, 32240), (25792, 31825), (26800, 30628), (27001, 30400), (27872, 29450)]