307419560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 826122240

約数和(自身を除く): 518702680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 107, 124, 140, 155, 214, 217, 248, 280, 310, 331, 428, 434, 535, 620, 662, 749, 856, 868, 1070, 1085, 1240, 1324, 1498, 1655, 1736, 2140, 2170, 2317, 2648, 2996, 3310, 3317, 3745, 4280, 4340, 4634, 5992, 6620, 6634, 7490, 8680, 9268, 10261, 11585, 13240, 13268, 14980, 16585, 18536, 20522, 23170, 23219, 26536, 29960, 33170, 35417, 41044, 46340, 46438, 51305, 66340, 70834, 71827, 82088, 92680, 92876, 102610, 116095, 132680, 141668, 143654, 177085, 185752, 205220, 232190, 247919, 283336, 287308, 354170, 359135, 410440, 464380, 495838, 574616, 708340, 718270, 928760, 991676, 1097927, 1239595, 1416680, 1436540, 1983352, 2195854, 2479190, 2873080, 4391708, 4958380, 5489635, 7685489, 8783416, 9916760, 10979270, 15370978, 21958540, 30741956, 38427445, 43917080, 61483912, 76854890, 153709780, 307419560]

約数ペア:

[(1, 307419560), (2, 153709780), (4, 76854890), (5, 61483912), (7, 43917080), (8, 38427445), (10, 30741956), (14, 21958540), (20, 15370978), (28, 10979270), (31, 9916760), (35, 8783416), (40, 7685489), (56, 5489635), (62, 4958380), (70, 4391708), (107, 2873080), (124, 2479190), (140, 2195854), (155, 1983352), (214, 1436540), (217, 1416680), (248, 1239595), (280, 1097927), (310, 991676), (331, 928760), (428, 718270), (434, 708340), (535, 574616), (620, 495838), (662, 464380), (749, 410440), (856, 359135), (868, 354170), (1070, 287308), (1085, 283336), (1240, 247919), (1324, 232190), (1498, 205220), (1655, 185752), (1736, 177085), (2140, 143654), (2170, 141668), (2317, 132680), (2648, 116095), (2996, 102610), (3310, 92876), (3317, 92680), (3745, 82088), (4280, 71827), (4340, 70834), (4634, 66340), (5992, 51305), (6620, 46438), (6634, 46340), (7490, 41044), (8680, 35417), (9268, 33170), (10261, 29960), (11585, 26536), (13240, 23219), (13268, 23170), (14980, 20522), (16585, 18536)]