280587840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22483}}^1$

素因数の和:22516

約数の個数: 112

約数和(自身を含む): 959437248

約数和(自身を除く): 678849408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 22483, 44966, 67449, 89932, 112415, 134898, 179864, 224830, 269796, 292279, 337245, 359728, 449660, 539592, 584558, 674490, 719456, 876837, 899320, 1079184, 1169116, 1348980, 1438912, 1461395, 1753674, 1798640, 2158368, 2338232, 2697960, 2922790, 3507348, 3597280, 4316736, 4384185, 4676464, 5395920, 5845580, 7014696, 7194560, 8768370, 9352928, 10791840, 11691160, 14029392, 17536740, 18705856, 21583680, 23382320, 28058784, 35073480, 46764640, 56117568, 70146960, 93529280, 140293920, 280587840]

約数ペア:

[(1, 280587840), (2, 140293920), (3, 93529280), (4, 70146960), (5, 56117568), (6, 46764640), (8, 35073480), (10, 28058784), (12, 23382320), (13, 21583680), (15, 18705856), (16, 17536740), (20, 14029392), (24, 11691160), (26, 10791840), (30, 9352928), (32, 8768370), (39, 7194560), (40, 7014696), (48, 5845580), (52, 5395920), (60, 4676464), (64, 4384185), (65, 4316736), (78, 3597280), (80, 3507348), (96, 2922790), (104, 2697960), (120, 2338232), (130, 2158368), (156, 1798640), (160, 1753674), (192, 1461395), (195, 1438912), (208, 1348980), (240, 1169116), (260, 1079184), (312, 899320), (320, 876837), (390, 719456), (416, 674490), (480, 584558), (520, 539592), (624, 449660), (780, 359728), (832, 337245), (960, 292279), (1040, 269796), (1248, 224830), (1560, 179864), (2080, 134898), (2496, 112415), (3120, 89932), (4160, 67449), (6240, 44966), (12480, 22483)]