1520501640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{58391}}^1$

素因数の和:58443

約数の個数: 128

約数和(自身を含む): 5381406720

約数和(自身を除く): 3860905080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 26040, 58391, 116782, 175173, 233564, 291955, 350346, 408737, 467128, 583910, 700692, 817474, 875865, 1167820, 1226211, 1401384, 1634948, 1751730, 1810121, 2043685, 2335640, 2452422, 3269896, 3503460, 3620242, 4087370, 4904844, 5430363, 6131055, 7006920, 7240484, 8174740, 9050605, 9809688, 10860726, 12262110, 12670847, 14480968, 16349480, 18101210, 21721452, 24524220, 25341694, 27151815, 36202420, 38012541, 43442904, 49048440, 50683388, 54303630, 63354235, 72404840, 76025082, 101366776, 108607260, 126708470, 152050164, 190062705, 217214520, 253416940, 304100328, 380125410, 506833880, 760250820, 1520501640]

約数ペア:

[(1, 1520501640), (2, 760250820), (3, 506833880), (4, 380125410), (5, 304100328), (6, 253416940), (7, 217214520), (8, 190062705), (10, 152050164), (12, 126708470), (14, 108607260), (15, 101366776), (20, 76025082), (21, 72404840), (24, 63354235), (28, 54303630), (30, 50683388), (31, 49048440), (35, 43442904), (40, 38012541), (42, 36202420), (56, 27151815), (60, 25341694), (62, 24524220), (70, 21721452), (84, 18101210), (93, 16349480), (105, 14480968), (120, 12670847), (124, 12262110), (140, 10860726), (155, 9809688), (168, 9050605), (186, 8174740), (210, 7240484), (217, 7006920), (248, 6131055), (280, 5430363), (310, 4904844), (372, 4087370), (420, 3620242), (434, 3503460), (465, 3269896), (620, 2452422), (651, 2335640), (744, 2043685), (840, 1810121), (868, 1751730), (930, 1634948), (1085, 1401384), (1240, 1226211), (1302, 1167820), (1736, 875865), (1860, 817474), (2170, 700692), (2604, 583910), (3255, 467128), (3720, 408737), (4340, 350346), (5208, 291955), (6510, 233564), (8680, 175173), (13020, 116782), (26040, 58391)]