206517840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45289}}^1$

素因数の和:45324

約数の個数: 80

約数和(自身を含む): 673915200

約数和(自身を除く): 467397360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 45289, 90578, 135867, 181156, 226445, 271734, 362312, 452890, 543468, 679335, 724624, 860491, 905780, 1086936, 1358670, 1720982, 1811560, 2173872, 2581473, 2717340, 3441964, 3623120, 4302455, 5162946, 5434680, 6883928, 8604910, 10325892, 10869360, 12907365, 13767856, 17209820, 20651784, 25814730, 34419640, 41303568, 51629460, 68839280, 103258920, 206517840]

約数ペア:

[(1, 206517840), (2, 103258920), (3, 68839280), (4, 51629460), (5, 41303568), (6, 34419640), (8, 25814730), (10, 20651784), (12, 17209820), (15, 13767856), (16, 12907365), (19, 10869360), (20, 10325892), (24, 8604910), (30, 6883928), (38, 5434680), (40, 5162946), (48, 4302455), (57, 3623120), (60, 3441964), (76, 2717340), (80, 2581473), (95, 2173872), (114, 1811560), (120, 1720982), (152, 1358670), (190, 1086936), (228, 905780), (240, 860491), (285, 724624), (304, 679335), (380, 543468), (456, 452890), (570, 362312), (760, 271734), (912, 226445), (1140, 181156), (1520, 135867), (2280, 90578), (4560, 45289)]