80499720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2039}}^1$

素因数の和:2107

約数の個数: 128

約数和(自身を含む): 282009600

約数和(自身を除く): 201509880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 70, 84, 94, 105, 120, 140, 141, 168, 188, 210, 235, 280, 282, 329, 376, 420, 470, 564, 658, 705, 840, 940, 987, 1128, 1316, 1410, 1645, 1880, 1974, 2039, 2632, 2820, 3290, 3948, 4078, 4935, 5640, 6117, 6580, 7896, 8156, 9870, 10195, 12234, 13160, 14273, 16312, 19740, 20390, 24468, 28546, 30585, 39480, 40780, 42819, 48936, 57092, 61170, 71365, 81560, 85638, 95833, 114184, 122340, 142730, 171276, 191666, 214095, 244680, 285460, 287499, 342552, 383332, 428190, 479165, 570920, 574998, 670831, 766664, 856380, 958330, 1149996, 1341662, 1437495, 1712760, 1916660, 2012493, 2299992, 2683324, 2874990, 3354155, 3833320, 4024986, 5366648, 5749980, 6708310, 8049972, 10062465, 11499960, 13416620, 16099944, 20124930, 26833240, 40249860, 80499720]

約数ペア:

[(1, 80499720), (2, 40249860), (3, 26833240), (4, 20124930), (5, 16099944), (6, 13416620), (7, 11499960), (8, 10062465), (10, 8049972), (12, 6708310), (14, 5749980), (15, 5366648), (20, 4024986), (21, 3833320), (24, 3354155), (28, 2874990), (30, 2683324), (35, 2299992), (40, 2012493), (42, 1916660), (47, 1712760), (56, 1437495), (60, 1341662), (70, 1149996), (84, 958330), (94, 856380), (105, 766664), (120, 670831), (140, 574998), (141, 570920), (168, 479165), (188, 428190), (210, 383332), (235, 342552), (280, 287499), (282, 285460), (329, 244680), (376, 214095), (420, 191666), (470, 171276), (564, 142730), (658, 122340), (705, 114184), (840, 95833), (940, 85638), (987, 81560), (1128, 71365), (1316, 61170), (1410, 57092), (1645, 48936), (1880, 42819), (1974, 40780), (2039, 39480), (2632, 30585), (2820, 28546), (3290, 24468), (3948, 20390), (4078, 19740), (4935, 16312), (5640, 14273), (6117, 13160), (6580, 12234), (7896, 10195), (8156, 9870)]