156946127920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2749}}^1\times {\mathrm{23021}}^1$

素因数の和:25814

約数の個数: 80

約数和(自身を含む): 376824096000

約数和(自身を除く): 219877968080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 2749, 5498, 10996, 13745, 21992, 23021, 27490, 43984, 46042, 54980, 85219, 92084, 109960, 115105, 170438, 184168, 219920, 230210, 340876, 368336, 426095, 460420, 681752, 713651, 852190, 920840, 1363504, 1427302, 1704380, 1841680, 2854604, 3408760, 3568255, 5709208, 6817520, 7136510, 11418416, 14273020, 28546040, 57092080, 63284729, 126569458, 253138916, 316423645, 506277832, 632847290, 1012555664, 1265694580, 1961826599, 2531389160, 3923653198, 5062778320, 7847306396, 9809132995, 15694612792, 19618265990, 31389225584, 39236531980, 78473063960, 156946127920]

約数ペア:

[(1, 156946127920), (2, 78473063960), (4, 39236531980), (5, 31389225584), (8, 19618265990), (10, 15694612792), (16, 9809132995), (20, 7847306396), (31, 5062778320), (40, 3923653198), (62, 2531389160), (80, 1961826599), (124, 1265694580), (155, 1012555664), (248, 632847290), (310, 506277832), (496, 316423645), (620, 253138916), (1240, 126569458), (2480, 63284729), (2749, 57092080), (5498, 28546040), (10996, 14273020), (13745, 11418416), (21992, 7136510), (23021, 6817520), (27490, 5709208), (43984, 3568255), (46042, 3408760), (54980, 2854604), (85219, 1841680), (92084, 1704380), (109960, 1427302), (115105, 1363504), (170438, 920840), (184168, 852190), (219920, 713651), (230210, 681752), (340876, 460420), (368336, 426095)]