66809040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 120

約数和(自身を含む): 215143968

約数和(自身を除く): 148334928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 331, 348, 435, 464, 580, 662, 696, 841, 870, 993, 1160, 1324, 1392, 1655, 1682, 1740, 1986, 2320, 2523, 2648, 3310, 3364, 3480, 3972, 4205, 4965, 5046, 5296, 6620, 6728, 6960, 7944, 8410, 9599, 9930, 10092, 12615, 13240, 13456, 15888, 16820, 19198, 19860, 20184, 25230, 26480, 28797, 33640, 38396, 39720, 40368, 47995, 50460, 57594, 67280, 76792, 79440, 95990, 100920, 115188, 143985, 153584, 191980, 201840, 230376, 278371, 287970, 383960, 460752, 556742, 575940, 767920, 835113, 1113484, 1151880, 1391855, 1670226, 2226968, 2303760, 2783710, 3340452, 4175565, 4453936, 5567420, 6680904, 8351130, 11134840, 13361808, 16702260, 22269680, 33404520, 66809040]

約数ペア:

[(1, 66809040), (2, 33404520), (3, 22269680), (4, 16702260), (5, 13361808), (6, 11134840), (8, 8351130), (10, 6680904), (12, 5567420), (15, 4453936), (16, 4175565), (20, 3340452), (24, 2783710), (29, 2303760), (30, 2226968), (40, 1670226), (48, 1391855), (58, 1151880), (60, 1113484), (80, 835113), (87, 767920), (116, 575940), (120, 556742), (145, 460752), (174, 383960), (232, 287970), (240, 278371), (290, 230376), (331, 201840), (348, 191980), (435, 153584), (464, 143985), (580, 115188), (662, 100920), (696, 95990), (841, 79440), (870, 76792), (993, 67280), (1160, 57594), (1324, 50460), (1392, 47995), (1655, 40368), (1682, 39720), (1740, 38396), (1986, 33640), (2320, 28797), (2523, 26480), (2648, 25230), (3310, 20184), (3364, 19860), (3480, 19198), (3972, 16820), (4205, 15888), (4965, 13456), (5046, 13240), (5296, 12615), (6620, 10092), (6728, 9930), (6960, 9599), (7944, 8410)]