138973440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{36191}}^1$

素因数の和:36215

約数の個数: 72

約数和(自身を含む): 443858688

約数和(自身を除く): 304885248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 36191, 72382, 108573, 144764, 180955, 217146, 289528, 361910, 434292, 542865, 579056, 723820, 868584, 1085730, 1158112, 1447640, 1737168, 2171460, 2316224, 2895280, 3474336, 4342920, 4632448, 5790560, 6948672, 8685840, 9264896, 11581120, 13897344, 17371680, 23162240, 27794688, 34743360, 46324480, 69486720, 138973440]

約数ペア:

[(1, 138973440), (2, 69486720), (3, 46324480), (4, 34743360), (5, 27794688), (6, 23162240), (8, 17371680), (10, 13897344), (12, 11581120), (15, 9264896), (16, 8685840), (20, 6948672), (24, 5790560), (30, 4632448), (32, 4342920), (40, 3474336), (48, 2895280), (60, 2316224), (64, 2171460), (80, 1737168), (96, 1447640), (120, 1158112), (128, 1085730), (160, 868584), (192, 723820), (240, 579056), (256, 542865), (320, 434292), (384, 361910), (480, 289528), (640, 217146), (768, 180955), (960, 144764), (1280, 108573), (1920, 72382), (3840, 36191)]