409552780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 288

約数和(自身を含む): 1196923392

約数和(自身を除く): 787370612

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 31, 34, 35, 49, 52, 61, 62, 65, 68, 70, 85, 91, 98, 119, 122, 124, 130, 140, 155, 170, 182, 196, 217, 221, 238, 244, 245, 260, 305, 310, 340, 364, 403, 427, 434, 442, 455, 476, 490, 527, 595, 610, 620, 637, 793, 806, 833, 854, 868, 884, 910, 980, 1037, 1054, 1085, 1105, 1190, 1220, 1274, 1519, 1547, 1586, 1612, 1666, 1708, 1820, 1891, 2015, 2074, 2108, 2135, 2170, 2210, 2380, 2548, 2635, 2821, 2989, 3038, 3094, 3172, 3185, 3332, 3689, 3782, 3965, 4030, 4148, 4165, 4270, 4340, 4420, 5185, 5270, 5551, 5642, 5978, 6076, 6188, 6370, 6851, 7259, 7378, 7564, 7595, 7735, 7930, 8060, 8330, 8540, 9455, 10370, 10540, 10829, 11102, 11284, 11956, 12740, 13237, 13481, 13702, 14105, 14518, 14756, 14945, 15190, 15470, 15860, 16660, 18445, 18910, 19747, 20740, 21658, 22204, 24583, 25823, 26474, 26962, 27404, 27755, 28210, 29036, 29890, 30380, 30940, 32147, 34255, 36295, 36890, 37820, 38857, 39494, 43316, 47957, 49166, 50813, 51646, 52948, 53924, 54145, 55510, 56420, 59780, 64294, 66185, 67405, 68510, 72590, 73780, 77714, 78988, 92659, 94367, 95914, 98332, 98735, 101626, 103292, 108290, 111020, 122915, 128588, 129115, 132370, 134810, 137020, 145180, 155428, 160735, 172081, 185318, 188734, 191828, 194285, 197470, 203252, 216580, 225029, 239785, 245830, 254065, 258230, 264740, 269620, 321470, 335699, 344162, 370636, 377468, 388570, 394940, 417911, 450058, 463295, 471835, 479570, 491660, 508130, 516460, 642940, 660569, 671398, 688324, 777140, 835822, 860405, 900116, 926590, 943670, 959140, 1016260, 1125145, 1204567, 1321138, 1342796, 1575203, 1671644, 1678495, 1720810, 1853180, 1887340, 2089555, 2250290, 2409134, 2642276, 2925377, 3150406, 3302845, 3356990, 3441620, 4179110, 4500580, 4818268, 5850754, 6022835, 6300812, 6605690, 6713980, 7876015, 8358220, 11701508, 12045670, 13211380, 14626885, 15752030, 20477639, 24091340, 29253770, 31504060, 40955278, 58507540, 81910556, 102388195, 204776390, 409552780]

約数ペア:

[(1, 409552780), (2, 204776390), (4, 102388195), (5, 81910556), (7, 58507540), (10, 40955278), (13, 31504060), (14, 29253770), (17, 24091340), (20, 20477639), (26, 15752030), (28, 14626885), (31, 13211380), (34, 12045670), (35, 11701508), (49, 8358220), (52, 7876015), (61, 6713980), (62, 6605690), (65, 6300812), (68, 6022835), (70, 5850754), (85, 4818268), (91, 4500580), (98, 4179110), (119, 3441620), (122, 3356990), (124, 3302845), (130, 3150406), (140, 2925377), (155, 2642276), (170, 2409134), (182, 2250290), (196, 2089555), (217, 1887340), (221, 1853180), (238, 1720810), (244, 1678495), (245, 1671644), (260, 1575203), (305, 1342796), (310, 1321138), (340, 1204567), (364, 1125145), (403, 1016260), (427, 959140), (434, 943670), (442, 926590), (455, 900116), (476, 860405), (490, 835822), (527, 777140), (595, 688324), (610, 671398), (620, 660569), (637, 642940), (793, 516460), (806, 508130), (833, 491660), (854, 479570), (868, 471835), (884, 463295), (910, 450058), (980, 417911), (1037, 394940), (1054, 388570), (1085, 377468), (1105, 370636), (1190, 344162), (1220, 335699), (1274, 321470), (1519, 269620), (1547, 264740), (1586, 258230), (1612, 254065), (1666, 245830), (1708, 239785), (1820, 225029), (1891, 216580), (2015, 203252), (2074, 197470), (2108, 194285), (2135, 191828), (2170, 188734), (2210, 185318), (2380, 172081), (2548, 160735), (2635, 155428), (2821, 145180), (2989, 137020), (3038, 134810), (3094, 132370), (3172, 129115), (3185, 128588), (3332, 122915), (3689, 111020), (3782, 108290), (3965, 103292), (4030, 101626), (4148, 98735), (4165, 98332), (4270, 95914), (4340, 94367), (4420, 92659), (5185, 78988), (5270, 77714), (5551, 73780), (5642, 72590), (5978, 68510), (6076, 67405), (6188, 66185), (6370, 64294), (6851, 59780), (7259, 56420), (7378, 55510), (7564, 54145), (7595, 53924), (7735, 52948), (7930, 51646), (8060, 50813), (8330, 49166), (8540, 47957), (9455, 43316), (10370, 39494), (10540, 38857), (10829, 37820), (11102, 36890), (11284, 36295), (11956, 34255), (12740, 32147), (13237, 30940), (13481, 30380), (13702, 29890), (14105, 29036), (14518, 28210), (14756, 27755), (14945, 27404), (15190, 26962), (15470, 26474), (15860, 25823), (16660, 24583), (18445, 22204), (18910, 21658), (19747, 20740)]