31206900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 99368640

約数和(自身を除く): 68161740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 29, 30, 34, 50, 51, 58, 60, 68, 75, 85, 87, 100, 102, 116, 145, 150, 170, 174, 204, 211, 255, 290, 300, 340, 348, 422, 425, 435, 493, 510, 580, 633, 725, 844, 850, 870, 986, 1020, 1055, 1266, 1275, 1450, 1479, 1700, 1740, 1972, 2110, 2175, 2465, 2532, 2550, 2900, 2958, 3165, 3587, 4220, 4350, 4930, 5100, 5275, 5916, 6119, 6330, 7174, 7395, 8700, 9860, 10550, 10761, 12238, 12325, 12660, 14348, 14790, 15825, 17935, 18357, 21100, 21522, 24476, 24650, 29580, 30595, 31650, 35870, 36714, 36975, 43044, 49300, 53805, 61190, 63300, 71740, 73428, 73950, 89675, 91785, 104023, 107610, 122380, 147900, 152975, 179350, 183570, 208046, 215220, 269025, 305950, 312069, 358700, 367140, 416092, 458925, 520115, 538050, 611900, 624138, 917850, 1040230, 1076100, 1248276, 1560345, 1835700, 2080460, 2600575, 3120690, 5201150, 6241380, 7801725, 10402300, 15603450, 31206900]

約数ペア:

[(1, 31206900), (2, 15603450), (3, 10402300), (4, 7801725), (5, 6241380), (6, 5201150), (10, 3120690), (12, 2600575), (15, 2080460), (17, 1835700), (20, 1560345), (25, 1248276), (29, 1076100), (30, 1040230), (34, 917850), (50, 624138), (51, 611900), (58, 538050), (60, 520115), (68, 458925), (75, 416092), (85, 367140), (87, 358700), (100, 312069), (102, 305950), (116, 269025), (145, 215220), (150, 208046), (170, 183570), (174, 179350), (204, 152975), (211, 147900), (255, 122380), (290, 107610), (300, 104023), (340, 91785), (348, 89675), (422, 73950), (425, 73428), (435, 71740), (493, 63300), (510, 61190), (580, 53805), (633, 49300), (725, 43044), (844, 36975), (850, 36714), (870, 35870), (986, 31650), (1020, 30595), (1055, 29580), (1266, 24650), (1275, 24476), (1450, 21522), (1479, 21100), (1700, 18357), (1740, 17935), (1972, 15825), (2110, 14790), (2175, 14348), (2465, 12660), (2532, 12325), (2550, 12238), (2900, 10761), (2958, 10550), (3165, 9860), (3587, 8700), (4220, 7395), (4350, 7174), (4930, 6330), (5100, 6119), (5275, 5916)]