2015531820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{33829}}^1$

素因数の和:34175

約数の個数: 72

約数和(自身を含む): 6132431760

約数和(自身を除く): 4116899940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2979, 3310, 3972, 4965, 5958, 6620, 9930, 11916, 14895, 19860, 29790, 33829, 59580, 67658, 101487, 135316, 169145, 202974, 304461, 338290, 405948, 507435, 608922, 676580, 1014870, 1217844, 1522305, 2029740, 3044610, 6089220, 11197399, 22394798, 33592197, 44789596, 55986995, 67184394, 100776591, 111973990, 134368788, 167960985, 201553182, 223947980, 335921970, 403106364, 503882955, 671843940, 1007765910, 2015531820]

約数ペア:

[(1, 2015531820), (2, 1007765910), (3, 671843940), (4, 503882955), (5, 403106364), (6, 335921970), (9, 223947980), (10, 201553182), (12, 167960985), (15, 134368788), (18, 111973990), (20, 100776591), (30, 67184394), (36, 55986995), (45, 44789596), (60, 33592197), (90, 22394798), (180, 11197399), (331, 6089220), (662, 3044610), (993, 2029740), (1324, 1522305), (1655, 1217844), (1986, 1014870), (2979, 676580), (3310, 608922), (3972, 507435), (4965, 405948), (5958, 338290), (6620, 304461), (9930, 202974), (11916, 169145), (14895, 135316), (19860, 101487), (29790, 67658), (33829, 59580)]