8200920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:785

約数の個数: 128

約数和(自身を含む): 30320640

約数和(自身を除く): 22119720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 751, 780, 840, 910, 1092, 1365, 1502, 1560, 1820, 2184, 2253, 2730, 3004, 3640, 3755, 4506, 5257, 5460, 6008, 7510, 9012, 9763, 10514, 10920, 11265, 15020, 15771, 18024, 19526, 21028, 22530, 26285, 29289, 30040, 31542, 39052, 42056, 45060, 48815, 52570, 58578, 63084, 68341, 78104, 78855, 90120, 97630, 105140, 117156, 126168, 136682, 146445, 157710, 195260, 205023, 210280, 234312, 273364, 292890, 315420, 341705, 390520, 410046, 546728, 585780, 630840, 683410, 820092, 1025115, 1171560, 1366820, 1640184, 2050230, 2733640, 4100460, 8200920]

約数ペア:

[(1, 8200920), (2, 4100460), (3, 2733640), (4, 2050230), (5, 1640184), (6, 1366820), (7, 1171560), (8, 1025115), (10, 820092), (12, 683410), (13, 630840), (14, 585780), (15, 546728), (20, 410046), (21, 390520), (24, 341705), (26, 315420), (28, 292890), (30, 273364), (35, 234312), (39, 210280), (40, 205023), (42, 195260), (52, 157710), (56, 146445), (60, 136682), (65, 126168), (70, 117156), (78, 105140), (84, 97630), (91, 90120), (104, 78855), (105, 78104), (120, 68341), (130, 63084), (140, 58578), (156, 52570), (168, 48815), (182, 45060), (195, 42056), (210, 39052), (260, 31542), (273, 30040), (280, 29289), (312, 26285), (364, 22530), (390, 21028), (420, 19526), (455, 18024), (520, 15771), (546, 15020), (728, 11265), (751, 10920), (780, 10514), (840, 9763), (910, 9012), (1092, 7510), (1365, 6008), (1502, 5460), (1560, 5257), (1820, 4506), (2184, 3755), (2253, 3640), (2730, 3004)]