305481840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74873}}^1$

素因数の和:74906

約数の個数: 80

約数和(自身を含む): 1002712608

約数和(自身を除く): 697230768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 74873, 149746, 224619, 299492, 374365, 449238, 598984, 748730, 898476, 1123095, 1197968, 1272841, 1497460, 1796952, 2246190, 2545682, 2994920, 3593904, 3818523, 4492380, 5091364, 5989840, 6364205, 7637046, 8984760, 10182728, 12728410, 15274092, 17969520, 19092615, 20365456, 25456820, 30548184, 38185230, 50913640, 61096368, 76370460, 101827280, 152740920, 305481840]

約数ペア:

[(1, 305481840), (2, 152740920), (3, 101827280), (4, 76370460), (5, 61096368), (6, 50913640), (8, 38185230), (10, 30548184), (12, 25456820), (15, 20365456), (16, 19092615), (17, 17969520), (20, 15274092), (24, 12728410), (30, 10182728), (34, 8984760), (40, 7637046), (48, 6364205), (51, 5989840), (60, 5091364), (68, 4492380), (80, 3818523), (85, 3593904), (102, 2994920), (120, 2545682), (136, 2246190), (170, 1796952), (204, 1497460), (240, 1272841), (255, 1197968), (272, 1123095), (340, 898476), (408, 748730), (510, 598984), (680, 449238), (816, 374365), (1020, 299492), (1360, 224619), (2040, 149746), (4080, 74873)]