661429680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^3\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 160

約数和(自身を含む): 2142452160

約数和(自身を除く): 1481022480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 113, 116, 120, 145, 174, 226, 232, 240, 290, 339, 348, 435, 452, 464, 565, 580, 678, 696, 841, 870, 904, 1130, 1160, 1356, 1392, 1682, 1695, 1740, 1808, 2260, 2320, 2523, 2712, 3277, 3364, 3390, 3480, 4205, 4520, 5046, 5424, 6554, 6728, 6780, 6960, 8410, 9040, 9831, 10092, 12615, 13108, 13456, 13560, 16385, 16820, 19662, 20184, 24389, 25230, 26216, 27120, 32770, 33640, 39324, 40368, 48778, 49155, 50460, 52432, 65540, 67280, 73167, 78648, 95033, 97556, 98310, 100920, 121945, 131080, 146334, 157296, 190066, 195112, 196620, 201840, 243890, 262160, 285099, 292668, 365835, 380132, 390224, 393240, 475165, 487780, 570198, 585336, 731670, 760264, 786480, 950330, 975560, 1140396, 1170672, 1425495, 1463340, 1520528, 1900660, 1951120, 2280792, 2755957, 2850990, 2926680, 3801320, 4561584, 5511914, 5701980, 5853360, 7602640, 8267871, 11023828, 11403960, 13779785, 16535742, 22047656, 22807920, 27559570, 33071484, 41339355, 44095312, 55119140, 66142968, 82678710, 110238280, 132285936, 165357420, 220476560, 330714840, 661429680]

約数ペア:

[(1, 661429680), (2, 330714840), (3, 220476560), (4, 165357420), (5, 132285936), (6, 110238280), (8, 82678710), (10, 66142968), (12, 55119140), (15, 44095312), (16, 41339355), (20, 33071484), (24, 27559570), (29, 22807920), (30, 22047656), (40, 16535742), (48, 13779785), (58, 11403960), (60, 11023828), (80, 8267871), (87, 7602640), (113, 5853360), (116, 5701980), (120, 5511914), (145, 4561584), (174, 3801320), (226, 2926680), (232, 2850990), (240, 2755957), (290, 2280792), (339, 1951120), (348, 1900660), (435, 1520528), (452, 1463340), (464, 1425495), (565, 1170672), (580, 1140396), (678, 975560), (696, 950330), (841, 786480), (870, 760264), (904, 731670), (1130, 585336), (1160, 570198), (1356, 487780), (1392, 475165), (1682, 393240), (1695, 390224), (1740, 380132), (1808, 365835), (2260, 292668), (2320, 285099), (2523, 262160), (2712, 243890), (3277, 201840), (3364, 196620), (3390, 195112), (3480, 190066), (4205, 157296), (4520, 146334), (5046, 131080), (5424, 121945), (6554, 100920), (6728, 98310), (6780, 97556), (6960, 95033), (8410, 78648), (9040, 73167), (9831, 67280), (10092, 65540), (12615, 52432), (13108, 50460), (13456, 49155), (13560, 48778), (16385, 40368), (16820, 39324), (19662, 33640), (20184, 32770), (24389, 27120), (25230, 26216)]