211672960

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:324

約数の個数: 128

約数和(自身を含む): 535818240

約数和(自身を除く): 324145280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 128, 155, 160, 188, 227, 235, 248, 310, 320, 376, 454, 470, 496, 620, 640, 752, 908, 940, 992, 1135, 1240, 1457, 1504, 1816, 1880, 1984, 2270, 2480, 2914, 3008, 3632, 3760, 3968, 4540, 4960, 5828, 6016, 7037, 7264, 7285, 7520, 9080, 9920, 10669, 11656, 14074, 14528, 14570, 15040, 18160, 19840, 21338, 23312, 28148, 29056, 29140, 30080, 35185, 36320, 42676, 46624, 53345, 56296, 58280, 70370, 72640, 85352, 93248, 106690, 112592, 116560, 140740, 145280, 170704, 186496, 213380, 225184, 233120, 281480, 330739, 341408, 426760, 450368, 466240, 562960, 661478, 682816, 853520, 900736, 932480, 1125920, 1322956, 1365632, 1653695, 1707040, 2251840, 2645912, 3307390, 3414080, 4503680, 5291824, 6614780, 6828160, 10583648, 13229560, 21167296, 26459120, 42334592, 52918240, 105836480, 211672960]

約数ペア:

[(1, 211672960), (2, 105836480), (4, 52918240), (5, 42334592), (8, 26459120), (10, 21167296), (16, 13229560), (20, 10583648), (31, 6828160), (32, 6614780), (40, 5291824), (47, 4503680), (62, 3414080), (64, 3307390), (80, 2645912), (94, 2251840), (124, 1707040), (128, 1653695), (155, 1365632), (160, 1322956), (188, 1125920), (227, 932480), (235, 900736), (248, 853520), (310, 682816), (320, 661478), (376, 562960), (454, 466240), (470, 450368), (496, 426760), (620, 341408), (640, 330739), (752, 281480), (908, 233120), (940, 225184), (992, 213380), (1135, 186496), (1240, 170704), (1457, 145280), (1504, 140740), (1816, 116560), (1880, 112592), (1984, 106690), (2270, 93248), (2480, 85352), (2914, 72640), (3008, 70370), (3632, 58280), (3760, 56296), (3968, 53345), (4540, 46624), (4960, 42676), (5828, 36320), (6016, 35185), (7037, 30080), (7264, 29140), (7285, 29056), (7520, 28148), (9080, 23312), (9920, 21338), (10669, 19840), (11656, 18160), (14074, 15040), (14528, 14570)]