511631200

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 1299291840

約数和(自身を除く): 787660640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 107, 139, 160, 172, 200, 214, 215, 278, 344, 400, 428, 430, 535, 556, 688, 695, 800, 856, 860, 1070, 1075, 1112, 1376, 1390, 1712, 1720, 2140, 2150, 2224, 2675, 2780, 3424, 3440, 3475, 4280, 4300, 4448, 4601, 5350, 5560, 5977, 6880, 6950, 8560, 8600, 9202, 10700, 11120, 11954, 13900, 14873, 17120, 17200, 18404, 21400, 22240, 23005, 23908, 27800, 29746, 29885, 34400, 36808, 42800, 46010, 47816, 55600, 59492, 59770, 73616, 74365, 85600, 92020, 95632, 111200, 115025, 118984, 119540, 147232, 148730, 149425, 184040, 191264, 230050, 237968, 239080, 297460, 298850, 368080, 371825, 460100, 475936, 478160, 594920, 597700, 639539, 736160, 743650, 920200, 956320, 1189840, 1195400, 1279078, 1487300, 1840400, 2379680, 2390800, 2558156, 2974600, 3197695, 3680800, 4781600, 5116312, 5949200, 6395390, 10232624, 11898400, 12790780, 15988475, 20465248, 25581560, 31976950, 51163120, 63953900, 102326240, 127907800, 255815600, 511631200]

約数ペア:

[(1, 511631200), (2, 255815600), (4, 127907800), (5, 102326240), (8, 63953900), (10, 51163120), (16, 31976950), (20, 25581560), (25, 20465248), (32, 15988475), (40, 12790780), (43, 11898400), (50, 10232624), (80, 6395390), (86, 5949200), (100, 5116312), (107, 4781600), (139, 3680800), (160, 3197695), (172, 2974600), (200, 2558156), (214, 2390800), (215, 2379680), (278, 1840400), (344, 1487300), (400, 1279078), (428, 1195400), (430, 1189840), (535, 956320), (556, 920200), (688, 743650), (695, 736160), (800, 639539), (856, 597700), (860, 594920), (1070, 478160), (1075, 475936), (1112, 460100), (1376, 371825), (1390, 368080), (1712, 298850), (1720, 297460), (2140, 239080), (2150, 237968), (2224, 230050), (2675, 191264), (2780, 184040), (3424, 149425), (3440, 148730), (3475, 147232), (4280, 119540), (4300, 118984), (4448, 115025), (4601, 111200), (5350, 95632), (5560, 92020), (5977, 85600), (6880, 74365), (6950, 73616), (8560, 59770), (8600, 59492), (9202, 55600), (10700, 47816), (11120, 46010), (11954, 42800), (13900, 36808), (14873, 34400), (17120, 29885), (17200, 29746), (18404, 27800), (21400, 23908), (22240, 23005)]