397225320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{106781}}^1$

素因数の和:106826

約数の個数: 64

約数和(自身を含む): 1230128640

約数和(自身を除く): 832903320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 106781, 213562, 320343, 427124, 533905, 640686, 854248, 1067810, 1281372, 1601715, 2135620, 2562744, 3203430, 3310211, 4271240, 6406860, 6620422, 9930633, 12813720, 13240844, 16551055, 19861266, 26481688, 33102110, 39722532, 49653165, 66204220, 79445064, 99306330, 132408440, 198612660, 397225320]

約数ペア:

[(1, 397225320), (2, 198612660), (3, 132408440), (4, 99306330), (5, 79445064), (6, 66204220), (8, 49653165), (10, 39722532), (12, 33102110), (15, 26481688), (20, 19861266), (24, 16551055), (30, 13240844), (31, 12813720), (40, 9930633), (60, 6620422), (62, 6406860), (93, 4271240), (120, 3310211), (124, 3203430), (155, 2562744), (186, 2135620), (248, 1601715), (310, 1281372), (372, 1067810), (465, 854248), (620, 640686), (744, 533905), (930, 427124), (1240, 320343), (1860, 213562), (3720, 106781)]