74647580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 108

約数和(自身を含む): 193368168

約数和(自身を除く): 118720588

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 211, 245, 266, 361, 380, 422, 490, 532, 665, 722, 844, 931, 980, 1055, 1330, 1444, 1477, 1805, 1862, 2110, 2527, 2660, 2954, 3610, 3724, 4009, 4220, 4655, 5054, 5908, 7220, 7385, 8018, 9310, 10108, 10339, 12635, 14770, 16036, 17689, 18620, 20045, 20678, 25270, 28063, 29540, 35378, 40090, 41356, 50540, 51695, 56126, 70756, 76171, 80180, 88445, 103390, 112252, 140315, 152342, 176890, 196441, 206780, 280630, 304684, 353780, 380855, 392882, 533197, 561260, 761710, 785764, 982205, 1066394, 1523420, 1964410, 2132788, 2665985, 3732379, 3928820, 5331970, 7464758, 10663940, 14929516, 18661895, 37323790, 74647580]

約数ペア:

[(1, 74647580), (2, 37323790), (4, 18661895), (5, 14929516), (7, 10663940), (10, 7464758), (14, 5331970), (19, 3928820), (20, 3732379), (28, 2665985), (35, 2132788), (38, 1964410), (49, 1523420), (70, 1066394), (76, 982205), (95, 785764), (98, 761710), (133, 561260), (140, 533197), (190, 392882), (196, 380855), (211, 353780), (245, 304684), (266, 280630), (361, 206780), (380, 196441), (422, 176890), (490, 152342), (532, 140315), (665, 112252), (722, 103390), (844, 88445), (931, 80180), (980, 76171), (1055, 70756), (1330, 56126), (1444, 51695), (1477, 50540), (1805, 41356), (1862, 40090), (2110, 35378), (2527, 29540), (2660, 28063), (2954, 25270), (3610, 20678), (3724, 20045), (4009, 18620), (4220, 17689), (4655, 16036), (5054, 14770), (5908, 12635), (7220, 10339), (7385, 10108), (8018, 9310)]