307382920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:359

約数の個数: 128

約数和(自身を含む): 778377600

約数和(自身を除く): 470994680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 59, 65, 86, 104, 118, 130, 172, 215, 233, 236, 260, 295, 344, 430, 466, 472, 520, 559, 590, 767, 860, 932, 1118, 1165, 1180, 1534, 1720, 1864, 2236, 2330, 2360, 2537, 2795, 3029, 3068, 3835, 4472, 4660, 5074, 5590, 6058, 6136, 7670, 9320, 10019, 10148, 11180, 12116, 12685, 13747, 15145, 15340, 20038, 20296, 22360, 24232, 25370, 27494, 30290, 30680, 32981, 40076, 50095, 50740, 54988, 60580, 65962, 68735, 80152, 100190, 101480, 109976, 121160, 130247, 131924, 137470, 164905, 178711, 200380, 260494, 263848, 274940, 329810, 357422, 400760, 520988, 549880, 591121, 651235, 659620, 714844, 893555, 1041976, 1182242, 1302470, 1319240, 1429688, 1787110, 2364484, 2604940, 2955605, 3574220, 4728968, 5209880, 5911210, 7148440, 7684573, 11822420, 15369146, 23644840, 30738292, 38422865, 61476584, 76845730, 153691460, 307382920]

約数ペア:

[(1, 307382920), (2, 153691460), (4, 76845730), (5, 61476584), (8, 38422865), (10, 30738292), (13, 23644840), (20, 15369146), (26, 11822420), (40, 7684573), (43, 7148440), (52, 5911210), (59, 5209880), (65, 4728968), (86, 3574220), (104, 2955605), (118, 2604940), (130, 2364484), (172, 1787110), (215, 1429688), (233, 1319240), (236, 1302470), (260, 1182242), (295, 1041976), (344, 893555), (430, 714844), (466, 659620), (472, 651235), (520, 591121), (559, 549880), (590, 520988), (767, 400760), (860, 357422), (932, 329810), (1118, 274940), (1165, 263848), (1180, 260494), (1534, 200380), (1720, 178711), (1864, 164905), (2236, 137470), (2330, 131924), (2360, 130247), (2537, 121160), (2795, 109976), (3029, 101480), (3068, 100190), (3835, 80152), (4472, 68735), (4660, 65962), (5074, 60580), (5590, 54988), (6058, 50740), (6136, 50095), (7670, 40076), (9320, 32981), (10019, 30680), (10148, 30290), (11180, 27494), (12116, 25370), (12685, 24232), (13747, 22360), (15145, 20296), (15340, 20038)]