71347840

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 184187520

約数和(自身を除く): 112839680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 64, 74, 80, 92, 115, 128, 131, 148, 160, 184, 185, 230, 262, 296, 320, 368, 370, 460, 524, 592, 640, 655, 736, 740, 851, 920, 1048, 1184, 1310, 1472, 1480, 1702, 1840, 2096, 2368, 2620, 2944, 2960, 3013, 3404, 3680, 4192, 4255, 4736, 4847, 5240, 5920, 6026, 6808, 7360, 8384, 8510, 9694, 10480, 11840, 12052, 13616, 14720, 15065, 16768, 17020, 19388, 20960, 23680, 24104, 24235, 27232, 30130, 34040, 38776, 41920, 48208, 48470, 54464, 60260, 68080, 77552, 83840, 96416, 96940, 108928, 111481, 120520, 136160, 155104, 192832, 193880, 222962, 241040, 272320, 310208, 385664, 387760, 445924, 482080, 544640, 557405, 620416, 775520, 891848, 964160, 1114810, 1551040, 1783696, 1928320, 2229620, 3102080, 3567392, 4459240, 7134784, 8918480, 14269568, 17836960, 35673920, 71347840]

約数ペア:

[(1, 71347840), (2, 35673920), (4, 17836960), (5, 14269568), (8, 8918480), (10, 7134784), (16, 4459240), (20, 3567392), (23, 3102080), (32, 2229620), (37, 1928320), (40, 1783696), (46, 1551040), (64, 1114810), (74, 964160), (80, 891848), (92, 775520), (115, 620416), (128, 557405), (131, 544640), (148, 482080), (160, 445924), (184, 387760), (185, 385664), (230, 310208), (262, 272320), (296, 241040), (320, 222962), (368, 193880), (370, 192832), (460, 155104), (524, 136160), (592, 120520), (640, 111481), (655, 108928), (736, 96940), (740, 96416), (851, 83840), (920, 77552), (1048, 68080), (1184, 60260), (1310, 54464), (1472, 48470), (1480, 48208), (1702, 41920), (1840, 38776), (2096, 34040), (2368, 30130), (2620, 27232), (2944, 24235), (2960, 24104), (3013, 23680), (3404, 20960), (3680, 19388), (4192, 17020), (4255, 16768), (4736, 15065), (4847, 14720), (5240, 13616), (5920, 12052), (6026, 11840), (6808, 10480), (7360, 9694), (8384, 8510)]