128504520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{727}}^1$

素因数の和:1235

約数の個数: 96

約数和(自身を含む): 419065920

約数和(自身を除く): 290561400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 491, 727, 982, 1454, 1473, 1964, 2181, 2455, 2908, 2946, 3635, 3928, 4362, 4419, 4910, 5816, 5892, 6543, 7270, 7365, 8724, 8838, 9820, 10905, 11784, 13086, 14540, 14730, 17448, 17676, 19640, 21810, 22095, 26172, 29080, 29460, 32715, 35352, 43620, 44190, 52344, 58920, 65430, 87240, 88380, 130860, 176760, 261720, 356957, 713914, 1070871, 1427828, 1784785, 2141742, 2855656, 3212613, 3569570, 4283484, 5354355, 6425226, 7139140, 8566968, 10708710, 12850452, 14278280, 16063065, 21417420, 25700904, 32126130, 42834840, 64252260, 128504520]

約数ペア:

[(1, 128504520), (2, 64252260), (3, 42834840), (4, 32126130), (5, 25700904), (6, 21417420), (8, 16063065), (9, 14278280), (10, 12850452), (12, 10708710), (15, 8566968), (18, 7139140), (20, 6425226), (24, 5354355), (30, 4283484), (36, 3569570), (40, 3212613), (45, 2855656), (60, 2141742), (72, 1784785), (90, 1427828), (120, 1070871), (180, 713914), (360, 356957), (491, 261720), (727, 176760), (982, 130860), (1454, 88380), (1473, 87240), (1964, 65430), (2181, 58920), (2455, 52344), (2908, 44190), (2946, 43620), (3635, 35352), (3928, 32715), (4362, 29460), (4419, 29080), (4910, 26172), (5816, 22095), (5892, 21810), (6543, 19640), (7270, 17676), (7365, 17448), (8724, 14730), (8838, 14540), (9820, 13086), (10905, 11784)]