31829560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 89395200

約数和(自身を除く): 57565640

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, 193, 217, 248, 266, 280, 310, 380, 386, 434, 532, 589, 620, 665, 760, 772, 868, 965, 1064, 1085, 1178, 1240, 1330, 1351, 1544, 1736, 1930, 2170, 2356, 2660, 2702, 2945, 3667, 3860, 4123, 4340, 4712, 5320, 5404, 5890, 5983, 6755, 7334, 7720, 8246, 8680, 10808, 11780, 11966, 13510, 14668, 16492, 18335, 20615, 23560, 23932, 25669, 27020, 29336, 29915, 32984, 36670, 41230, 41881, 47864, 51338, 54040, 59830, 73340, 82460, 83762, 102676, 113677, 119660, 128345, 146680, 164920, 167524, 205352, 209405, 227354, 239320, 256690, 335048, 418810, 454708, 513380, 568385, 795739, 837620, 909416, 1026760, 1136770, 1591478, 1675240, 2273540, 3182956, 3978695, 4547080, 6365912, 7957390, 15914780, 31829560]

約数ペア:

[(1, 31829560), (2, 15914780), (4, 7957390), (5, 6365912), (7, 4547080), (8, 3978695), (10, 3182956), (14, 2273540), (19, 1675240), (20, 1591478), (28, 1136770), (31, 1026760), (35, 909416), (38, 837620), (40, 795739), (56, 568385), (62, 513380), (70, 454708), (76, 418810), (95, 335048), (124, 256690), (133, 239320), (140, 227354), (152, 209405), (155, 205352), (190, 167524), (193, 164920), (217, 146680), (248, 128345), (266, 119660), (280, 113677), (310, 102676), (380, 83762), (386, 82460), (434, 73340), (532, 59830), (589, 54040), (620, 51338), (665, 47864), (760, 41881), (772, 41230), (868, 36670), (965, 32984), (1064, 29915), (1085, 29336), (1178, 27020), (1240, 25669), (1330, 23932), (1351, 23560), (1544, 20615), (1736, 18335), (1930, 16492), (2170, 14668), (2356, 13510), (2660, 11966), (2702, 11780), (2945, 10808), (3667, 8680), (3860, 8246), (4123, 7720), (4340, 7334), (4712, 6755), (5320, 5983), (5404, 5890)]