899428920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{1571}}^1$

素因数の和:1965

約数の個数: 128

約数和(自身を含む): 2915619840

約数和(自身を除く): 2016190920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 367, 390, 520, 734, 780, 1101, 1468, 1560, 1571, 1835, 2202, 2936, 3142, 3670, 4404, 4713, 4771, 5505, 6284, 7340, 7855, 8808, 9426, 9542, 11010, 12568, 14313, 14680, 15710, 18852, 19084, 20423, 22020, 23565, 23855, 28626, 31420, 37704, 38168, 40846, 44040, 47130, 47710, 57252, 61269, 62840, 71565, 81692, 94260, 95420, 102115, 114504, 122538, 143130, 163384, 188520, 190840, 204230, 245076, 286260, 306345, 408460, 490152, 572520, 576557, 612690, 816920, 1153114, 1225380, 1729671, 2306228, 2450760, 2882785, 3459342, 4612456, 5765570, 6918684, 7495241, 8648355, 11531140, 13837368, 14990482, 17296710, 22485723, 23062280, 29980964, 34593420, 37476205, 44971446, 59961928, 69186840, 74952410, 89942892, 112428615, 149904820, 179885784, 224857230, 299809640, 449714460, 899428920]

約数ペア:

[(1, 899428920), (2, 449714460), (3, 299809640), (4, 224857230), (5, 179885784), (6, 149904820), (8, 112428615), (10, 89942892), (12, 74952410), (13, 69186840), (15, 59961928), (20, 44971446), (24, 37476205), (26, 34593420), (30, 29980964), (39, 23062280), (40, 22485723), (52, 17296710), (60, 14990482), (65, 13837368), (78, 11531140), (104, 8648355), (120, 7495241), (130, 6918684), (156, 5765570), (195, 4612456), (260, 3459342), (312, 2882785), (367, 2450760), (390, 2306228), (520, 1729671), (734, 1225380), (780, 1153114), (1101, 816920), (1468, 612690), (1560, 576557), (1571, 572520), (1835, 490152), (2202, 408460), (2936, 306345), (3142, 286260), (3670, 245076), (4404, 204230), (4713, 190840), (4771, 188520), (5505, 163384), (6284, 143130), (7340, 122538), (7855, 114504), (8808, 102115), (9426, 95420), (9542, 94260), (11010, 81692), (12568, 71565), (14313, 62840), (14680, 61269), (15710, 57252), (18852, 47710), (19084, 47130), (20423, 44040), (22020, 40846), (23565, 38168), (23855, 37704), (28626, 31420)]