31215660180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{66863}}^1$

素因数の和:67157

約数の個数: 96

約数和(自身を含む): 90584137728

約数和(自身を除く): 59368477548

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 251, 310, 372, 465, 502, 620, 753, 930, 1004, 1255, 1506, 1860, 2510, 3012, 3765, 5020, 7530, 7781, 15060, 15562, 23343, 31124, 38905, 46686, 66863, 77810, 93372, 116715, 133726, 155620, 200589, 233430, 267452, 334315, 401178, 466860, 668630, 802356, 1002945, 1337260, 2005890, 2072753, 4011780, 4145506, 6218259, 8291012, 10363765, 12436518, 16782613, 20727530, 24873036, 31091295, 33565226, 41455060, 50347839, 62182590, 67130452, 83913065, 100695678, 124365180, 167826130, 201391356, 251739195, 335652260, 503478390, 520261003, 1006956780, 1040522006, 1560783009, 2081044012, 2601305015, 3121566018, 5202610030, 6243132036, 7803915045, 10405220060, 15607830090, 31215660180]

約数ペア:

[(1, 31215660180), (2, 15607830090), (3, 10405220060), (4, 7803915045), (5, 6243132036), (6, 5202610030), (10, 3121566018), (12, 2601305015), (15, 2081044012), (20, 1560783009), (30, 1040522006), (31, 1006956780), (60, 520261003), (62, 503478390), (93, 335652260), (124, 251739195), (155, 201391356), (186, 167826130), (251, 124365180), (310, 100695678), (372, 83913065), (465, 67130452), (502, 62182590), (620, 50347839), (753, 41455060), (930, 33565226), (1004, 31091295), (1255, 24873036), (1506, 20727530), (1860, 16782613), (2510, 12436518), (3012, 10363765), (3765, 8291012), (5020, 6218259), (7530, 4145506), (7781, 4011780), (15060, 2072753), (15562, 2005890), (23343, 1337260), (31124, 1002945), (38905, 802356), (46686, 668630), (66863, 466860), (77810, 401178), (93372, 334315), (116715, 267452), (133726, 233430), (155620, 200589)]