2159460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:95

約数の個数: 120

約数和(自身を含む): 7155456

約数和(自身を除く): 4995996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 43, 45, 54, 60, 62, 81, 86, 90, 93, 108, 124, 129, 135, 155, 162, 172, 180, 186, 215, 258, 270, 279, 310, 324, 372, 387, 405, 430, 465, 516, 540, 558, 620, 645, 774, 810, 837, 860, 930, 1116, 1161, 1290, 1333, 1395, 1548, 1620, 1674, 1860, 1935, 2322, 2511, 2580, 2666, 2790, 3348, 3483, 3870, 3999, 4185, 4644, 5022, 5332, 5580, 5805, 6665, 6966, 7740, 7998, 8370, 10044, 11610, 11997, 12555, 13330, 13932, 15996, 16740, 17415, 19995, 23220, 23994, 25110, 26660, 34830, 35991, 39990, 47988, 50220, 59985, 69660, 71982, 79980, 107973, 119970, 143964, 179955, 215946, 239940, 359910, 431892, 539865, 719820, 1079730, 2159460]

約数ペア:

[(1, 2159460), (2, 1079730), (3, 719820), (4, 539865), (5, 431892), (6, 359910), (9, 239940), (10, 215946), (12, 179955), (15, 143964), (18, 119970), (20, 107973), (27, 79980), (30, 71982), (31, 69660), (36, 59985), (43, 50220), (45, 47988), (54, 39990), (60, 35991), (62, 34830), (81, 26660), (86, 25110), (90, 23994), (93, 23220), (108, 19995), (124, 17415), (129, 16740), (135, 15996), (155, 13932), (162, 13330), (172, 12555), (180, 11997), (186, 11610), (215, 10044), (258, 8370), (270, 7998), (279, 7740), (310, 6966), (324, 6665), (372, 5805), (387, 5580), (405, 5332), (430, 5022), (465, 4644), (516, 4185), (540, 3999), (558, 3870), (620, 3483), (645, 3348), (774, 2790), (810, 2666), (837, 2580), (860, 2511), (930, 2322), (1116, 1935), (1161, 1860), (1290, 1674), (1333, 1620), (1395, 1548)]