61660240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 157989888

約数和(自身を除く): 96329648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 47, 62, 80, 92, 94, 115, 124, 155, 184, 188, 230, 235, 248, 310, 368, 376, 460, 470, 496, 529, 620, 713, 752, 920, 940, 1058, 1081, 1240, 1426, 1457, 1840, 1880, 2116, 2162, 2480, 2645, 2852, 2914, 3565, 3760, 4232, 4324, 5290, 5405, 5704, 5828, 7130, 7285, 8464, 8648, 10580, 10810, 11408, 11656, 14260, 14570, 16399, 17296, 21160, 21620, 23312, 24863, 28520, 29140, 32798, 33511, 42320, 43240, 49726, 57040, 58280, 65596, 67022, 81995, 86480, 99452, 116560, 124315, 131192, 134044, 163990, 167555, 198904, 248630, 262384, 268088, 327980, 335110, 397808, 497260, 536176, 655960, 670220, 770753, 994520, 1311920, 1340440, 1541506, 1989040, 2680880, 3083012, 3853765, 6166024, 7707530, 12332048, 15415060, 30830120, 61660240]

約数ペア:

[(1, 61660240), (2, 30830120), (4, 15415060), (5, 12332048), (8, 7707530), (10, 6166024), (16, 3853765), (20, 3083012), (23, 2680880), (31, 1989040), (40, 1541506), (46, 1340440), (47, 1311920), (62, 994520), (80, 770753), (92, 670220), (94, 655960), (115, 536176), (124, 497260), (155, 397808), (184, 335110), (188, 327980), (230, 268088), (235, 262384), (248, 248630), (310, 198904), (368, 167555), (376, 163990), (460, 134044), (470, 131192), (496, 124315), (529, 116560), (620, 99452), (713, 86480), (752, 81995), (920, 67022), (940, 65596), (1058, 58280), (1081, 57040), (1240, 49726), (1426, 43240), (1457, 42320), (1840, 33511), (1880, 32798), (2116, 29140), (2162, 28520), (2480, 24863), (2645, 23312), (2852, 21620), (2914, 21160), (3565, 17296), (3760, 16399), (4232, 14570), (4324, 14260), (5290, 11656), (5405, 11408), (5704, 10810), (5828, 10580), (7130, 8648), (7285, 8464)]