83944280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:577

約数の個数: 128

約数和(自身を含む): 235008000

約数和(自身を除く): 151063720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 56, 62, 70, 76, 95, 124, 133, 140, 152, 155, 190, 217, 248, 266, 280, 310, 380, 434, 509, 532, 589, 620, 665, 760, 868, 1018, 1064, 1085, 1178, 1240, 1330, 1736, 2036, 2170, 2356, 2545, 2660, 2945, 3563, 4072, 4123, 4340, 4712, 5090, 5320, 5890, 7126, 8246, 8680, 9671, 10180, 11780, 14252, 15779, 16492, 17815, 19342, 20360, 20615, 23560, 28504, 31558, 32984, 35630, 38684, 41230, 48355, 63116, 67697, 71260, 77368, 78895, 82460, 96710, 110453, 126232, 135394, 142520, 157790, 164920, 193420, 220906, 270788, 299801, 315580, 338485, 386840, 441812, 541576, 552265, 599602, 631160, 676970, 883624, 1104530, 1199204, 1353940, 1499005, 2098607, 2209060, 2398408, 2707880, 2998010, 4197214, 4418120, 5996020, 8394428, 10493035, 11992040, 16788856, 20986070, 41972140, 83944280]

約数ペア:

[(1, 83944280), (2, 41972140), (4, 20986070), (5, 16788856), (7, 11992040), (8, 10493035), (10, 8394428), (14, 5996020), (19, 4418120), (20, 4197214), (28, 2998010), (31, 2707880), (35, 2398408), (38, 2209060), (40, 2098607), (56, 1499005), (62, 1353940), (70, 1199204), (76, 1104530), (95, 883624), (124, 676970), (133, 631160), (140, 599602), (152, 552265), (155, 541576), (190, 441812), (217, 386840), (248, 338485), (266, 315580), (280, 299801), (310, 270788), (380, 220906), (434, 193420), (509, 164920), (532, 157790), (589, 142520), (620, 135394), (665, 126232), (760, 110453), (868, 96710), (1018, 82460), (1064, 78895), (1085, 77368), (1178, 71260), (1240, 67697), (1330, 63116), (1736, 48355), (2036, 41230), (2170, 38684), (2356, 35630), (2545, 32984), (2660, 31558), (2945, 28504), (3563, 23560), (4072, 20615), (4123, 20360), (4340, 19342), (4712, 17815), (5090, 16492), (5320, 15779), (5890, 14252), (7126, 11780), (8246, 10180), (8680, 9671)]