71211570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 174960000

約数和(自身を除く): 103748430

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 149, 178, 179, 267, 298, 358, 445, 447, 534, 537, 745, 890, 894, 895, 1074, 1335, 1490, 1790, 2235, 2670, 2685, 4470, 5370, 13261, 15931, 26522, 26671, 31862, 39783, 47793, 53342, 66305, 79566, 79655, 80013, 95586, 132610, 133355, 159310, 160026, 198915, 238965, 266710, 397830, 400065, 477930, 800130, 2373719, 4747438, 7121157, 11868595, 14242314, 23737190, 35605785, 71211570]

約数ペア:

[(1, 71211570), (2, 35605785), (3, 23737190), (5, 14242314), (6, 11868595), (10, 7121157), (15, 4747438), (30, 2373719), (89, 800130), (149, 477930), (178, 400065), (179, 397830), (267, 266710), (298, 238965), (358, 198915), (445, 160026), (447, 159310), (534, 133355), (537, 132610), (745, 95586), (890, 80013), (894, 79655), (895, 79566), (1074, 66305), (1335, 53342), (1490, 47793), (1790, 39783), (2235, 31862), (2670, 26671), (2685, 26522), (4470, 15931), (5370, 13261)]