1231320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 3824640

約数和(自身を除く): 2593320

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, 331, 372, 465, 620, 662, 744, 930, 993, 1240, 1324, 1655, 1860, 1986, 2648, 3310, 3720, 3972, 4965, 6620, 7944, 9930, 10261, 13240, 19860, 20522, 30783, 39720, 41044, 51305, 61566, 82088, 102610, 123132, 153915, 205220, 246264, 307830, 410440, 615660, 1231320]

約数ペア:

[(1, 1231320), (2, 615660), (3, 410440), (4, 307830), (5, 246264), (6, 205220), (8, 153915), (10, 123132), (12, 102610), (15, 82088), (20, 61566), (24, 51305), (30, 41044), (31, 39720), (40, 30783), (60, 20522), (62, 19860), (93, 13240), (120, 10261), (124, 9930), (155, 7944), (186, 6620), (248, 4965), (310, 3972), (331, 3720), (372, 3310), (465, 2648), (620, 1986), (662, 1860), (744, 1655), (930, 1324), (993, 1240)]