247148520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:495

約数の個数: 128

約数和(自身を含む): 765642240

約数和(自身を除く): 518493720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 211, 215, 227, 258, 344, 422, 430, 454, 516, 633, 645, 681, 844, 860, 908, 1032, 1055, 1135, 1266, 1290, 1362, 1688, 1720, 1816, 2110, 2270, 2532, 2580, 2724, 3165, 3405, 4220, 4540, 5064, 5160, 5448, 6330, 6810, 8440, 9073, 9080, 9761, 12660, 13620, 18146, 19522, 25320, 27219, 27240, 29283, 36292, 39044, 45365, 47897, 48805, 54438, 58566, 72584, 78088, 90730, 95794, 97610, 108876, 117132, 136095, 143691, 146415, 181460, 191588, 195220, 217752, 234264, 239485, 272190, 287382, 292830, 362920, 383176, 390440, 478970, 544380, 574764, 585660, 718455, 957940, 1088760, 1149528, 1171320, 1436910, 1915880, 2059571, 2873820, 4119142, 5747640, 6178713, 8238284, 10297855, 12357426, 16476568, 20595710, 24714852, 30893565, 41191420, 49429704, 61787130, 82382840, 123574260, 247148520]

約数ペア:

[(1, 247148520), (2, 123574260), (3, 82382840), (4, 61787130), (5, 49429704), (6, 41191420), (8, 30893565), (10, 24714852), (12, 20595710), (15, 16476568), (20, 12357426), (24, 10297855), (30, 8238284), (40, 6178713), (43, 5747640), (60, 4119142), (86, 2873820), (120, 2059571), (129, 1915880), (172, 1436910), (211, 1171320), (215, 1149528), (227, 1088760), (258, 957940), (344, 718455), (422, 585660), (430, 574764), (454, 544380), (516, 478970), (633, 390440), (645, 383176), (681, 362920), (844, 292830), (860, 287382), (908, 272190), (1032, 239485), (1055, 234264), (1135, 217752), (1266, 195220), (1290, 191588), (1362, 181460), (1688, 146415), (1720, 143691), (1816, 136095), (2110, 117132), (2270, 108876), (2532, 97610), (2580, 95794), (2724, 90730), (3165, 78088), (3405, 72584), (4220, 58566), (4540, 54438), (5064, 48805), (5160, 47897), (5448, 45365), (6330, 39044), (6810, 36292), (8440, 29283), (9073, 27240), (9080, 27219), (9761, 25320), (12660, 19522), (13620, 18146)]