8266440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:791

約数の個数: 128

約数和(自身を含む): 30562560

約数和(自身を除く): 22296120

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, 757, 780, 840, 910, 1092, 1365, 1514, 1560, 1820, 2184, 2271, 2730, 3028, 3640, 3785, 4542, 5299, 5460, 6056, 7570, 9084, 9841, 10598, 10920, 11355, 15140, 15897, 18168, 19682, 21196, 22710, 26495, 29523, 30280, 31794, 39364, 42392, 45420, 49205, 52990, 59046, 63588, 68887, 78728, 79485, 90840, 98410, 105980, 118092, 127176, 137774, 147615, 158970, 196820, 206661, 211960, 236184, 275548, 295230, 317940, 344435, 393640, 413322, 551096, 590460, 635880, 688870, 826644, 1033305, 1180920, 1377740, 1653288, 2066610, 2755480, 4133220, 8266440]

約数ペア:

[(1, 8266440), (2, 4133220), (3, 2755480), (4, 2066610), (5, 1653288), (6, 1377740), (7, 1180920), (8, 1033305), (10, 826644), (12, 688870), (13, 635880), (14, 590460), (15, 551096), (20, 413322), (21, 393640), (24, 344435), (26, 317940), (28, 295230), (30, 275548), (35, 236184), (39, 211960), (40, 206661), (42, 196820), (52, 158970), (56, 147615), (60, 137774), (65, 127176), (70, 118092), (78, 105980), (84, 98410), (91, 90840), (104, 79485), (105, 78728), (120, 68887), (130, 63588), (140, 59046), (156, 52990), (168, 49205), (182, 45420), (195, 42392), (210, 39364), (260, 31794), (273, 30280), (280, 29523), (312, 26495), (364, 22710), (390, 21196), (420, 19682), (455, 18168), (520, 15897), (546, 15140), (728, 11355), (757, 10920), (780, 10598), (840, 9841), (910, 9084), (1092, 7570), (1365, 6056), (1514, 5460), (1560, 5299), (1820, 4542), (2184, 3785), (2271, 3640), (2730, 3028)]