66911640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17987}}^1$

素因数の和:18032

約数の個数: 64

約数和(自身を含む): 207221760

約数和(自身を除く): 140310120

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, 17987, 35974, 53961, 71948, 89935, 107922, 143896, 179870, 215844, 269805, 359740, 431688, 539610, 557597, 719480, 1079220, 1115194, 1672791, 2158440, 2230388, 2787985, 3345582, 4460776, 5575970, 6691164, 8363955, 11151940, 13382328, 16727910, 22303880, 33455820, 66911640]

約数ペア:

[(1, 66911640), (2, 33455820), (3, 22303880), (4, 16727910), (5, 13382328), (6, 11151940), (8, 8363955), (10, 6691164), (12, 5575970), (15, 4460776), (20, 3345582), (24, 2787985), (30, 2230388), (31, 2158440), (40, 1672791), (60, 1115194), (62, 1079220), (93, 719480), (120, 557597), (124, 539610), (155, 431688), (186, 359740), (248, 269805), (310, 215844), (372, 179870), (465, 143896), (620, 107922), (744, 89935), (930, 71948), (1240, 53961), (1860, 35974), (3720, 17987)]