64645140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1033}}^1$

素因数の和:1201

約数の個数: 96

約数和(自身を含む): 208454400

約数和(自身を除く): 143809260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 149, 210, 298, 420, 447, 596, 745, 894, 1033, 1043, 1490, 1788, 2066, 2086, 2235, 2980, 3099, 3129, 4132, 4172, 4470, 5165, 5215, 6198, 6258, 7231, 8940, 10330, 10430, 12396, 12516, 14462, 15495, 15645, 20660, 20860, 21693, 28924, 30990, 31290, 36155, 43386, 61980, 62580, 72310, 86772, 108465, 144620, 153917, 216930, 307834, 433860, 461751, 615668, 769585, 923502, 1077419, 1539170, 1847004, 2154838, 2308755, 3078340, 3232257, 4309676, 4617510, 5387095, 6464514, 9235020, 10774190, 12929028, 16161285, 21548380, 32322570, 64645140]

約数ペア:

[(1, 64645140), (2, 32322570), (3, 21548380), (4, 16161285), (5, 12929028), (6, 10774190), (7, 9235020), (10, 6464514), (12, 5387095), (14, 4617510), (15, 4309676), (20, 3232257), (21, 3078340), (28, 2308755), (30, 2154838), (35, 1847004), (42, 1539170), (60, 1077419), (70, 923502), (84, 769585), (105, 615668), (140, 461751), (149, 433860), (210, 307834), (298, 216930), (420, 153917), (447, 144620), (596, 108465), (745, 86772), (894, 72310), (1033, 62580), (1043, 61980), (1490, 43386), (1788, 36155), (2066, 31290), (2086, 30990), (2235, 28924), (2980, 21693), (3099, 20860), (3129, 20660), (4132, 15645), (4172, 15495), (4470, 14462), (5165, 12516), (5215, 12396), (6198, 10430), (6258, 10330), (7231, 8940)]