74771970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 128

約数和(自身を含む): 224985600

約数和(自身を除く): 150213630

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 61, 65, 70, 78, 91, 105, 122, 130, 182, 183, 195, 210, 273, 305, 366, 390, 427, 449, 455, 546, 610, 793, 854, 898, 910, 915, 1281, 1347, 1365, 1586, 1830, 2135, 2245, 2379, 2562, 2694, 2730, 3143, 3965, 4270, 4490, 4758, 5551, 5837, 6286, 6405, 6735, 7930, 9429, 11102, 11674, 11895, 12810, 13470, 15715, 16653, 17511, 18858, 23790, 27389, 27755, 29185, 31430, 33306, 35022, 40859, 47145, 54778, 55510, 58370, 81718, 82167, 83265, 87555, 94290, 122577, 136945, 164334, 166530, 175110, 191723, 204295, 245154, 273890, 356057, 383446, 408590, 410835, 575169, 612885, 712114, 821670, 958615, 1068171, 1150338, 1225770, 1780285, 1917230, 2136342, 2492399, 2875845, 3560570, 4984798, 5340855, 5751690, 7477197, 10681710, 12461995, 14954394, 24923990, 37385985, 74771970]

約数ペア:

[(1, 74771970), (2, 37385985), (3, 24923990), (5, 14954394), (6, 12461995), (7, 10681710), (10, 7477197), (13, 5751690), (14, 5340855), (15, 4984798), (21, 3560570), (26, 2875845), (30, 2492399), (35, 2136342), (39, 1917230), (42, 1780285), (61, 1225770), (65, 1150338), (70, 1068171), (78, 958615), (91, 821670), (105, 712114), (122, 612885), (130, 575169), (182, 410835), (183, 408590), (195, 383446), (210, 356057), (273, 273890), (305, 245154), (366, 204295), (390, 191723), (427, 175110), (449, 166530), (455, 164334), (546, 136945), (610, 122577), (793, 94290), (854, 87555), (898, 83265), (910, 82167), (915, 81718), (1281, 58370), (1347, 55510), (1365, 54778), (1586, 47145), (1830, 40859), (2135, 35022), (2245, 33306), (2379, 31430), (2562, 29185), (2694, 27755), (2730, 27389), (3143, 23790), (3965, 18858), (4270, 17511), (4490, 16653), (4758, 15715), (5551, 13470), (5837, 12810), (6286, 11895), (6405, 11674), (6735, 11102), (7930, 9429)]