639498000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{2011}}^1$

素因数の和:2090

約数の個数: 160

約数和(自身を含む): 2101686912

約数和(自身を除く): 1462188912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 53, 60, 75, 80, 100, 106, 120, 125, 150, 159, 200, 212, 240, 250, 265, 300, 318, 375, 400, 424, 500, 530, 600, 636, 750, 795, 848, 1000, 1060, 1200, 1272, 1325, 1500, 1590, 2000, 2011, 2120, 2544, 2650, 3000, 3180, 3975, 4022, 4240, 5300, 6000, 6033, 6360, 6625, 7950, 8044, 10055, 10600, 12066, 12720, 13250, 15900, 16088, 19875, 20110, 21200, 24132, 26500, 30165, 31800, 32176, 39750, 40220, 48264, 50275, 53000, 60330, 63600, 79500, 80440, 96528, 100550, 106000, 106583, 120660, 150825, 159000, 160880, 201100, 213166, 241320, 251375, 301650, 318000, 319749, 402200, 426332, 482640, 502750, 532915, 603300, 639498, 754125, 804400, 852664, 1005500, 1065830, 1206600, 1278996, 1508250, 1598745, 1705328, 2011000, 2131660, 2413200, 2557992, 2664575, 3016500, 3197490, 4022000, 4263320, 5115984, 5329150, 6033000, 6394980, 7993725, 8526640, 10658300, 12066000, 12789960, 13322875, 15987450, 21316600, 25579920, 26645750, 31974900, 39968625, 42633200, 53291500, 63949800, 79937250, 106583000, 127899600, 159874500, 213166000, 319749000, 639498000]

約数ペア:

[(1, 639498000), (2, 319749000), (3, 213166000), (4, 159874500), (5, 127899600), (6, 106583000), (8, 79937250), (10, 63949800), (12, 53291500), (15, 42633200), (16, 39968625), (20, 31974900), (24, 26645750), (25, 25579920), (30, 21316600), (40, 15987450), (48, 13322875), (50, 12789960), (53, 12066000), (60, 10658300), (75, 8526640), (80, 7993725), (100, 6394980), (106, 6033000), (120, 5329150), (125, 5115984), (150, 4263320), (159, 4022000), (200, 3197490), (212, 3016500), (240, 2664575), (250, 2557992), (265, 2413200), (300, 2131660), (318, 2011000), (375, 1705328), (400, 1598745), (424, 1508250), (500, 1278996), (530, 1206600), (600, 1065830), (636, 1005500), (750, 852664), (795, 804400), (848, 754125), (1000, 639498), (1060, 603300), (1200, 532915), (1272, 502750), (1325, 482640), (1500, 426332), (1590, 402200), (2000, 319749), (2011, 318000), (2120, 301650), (2544, 251375), (2650, 241320), (3000, 213166), (3180, 201100), (3975, 160880), (4022, 159000), (4240, 150825), (5300, 120660), (6000, 106583), (6033, 106000), (6360, 100550), (6625, 96528), (7950, 80440), (8044, 79500), (10055, 63600), (10600, 60330), (12066, 53000), (12720, 50275), (13250, 48264), (15900, 40220), (16088, 39750), (19875, 32176), (20110, 31800), (21200, 30165), (24132, 26500)]