156720160

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1226

約数の個数: 96

約数和(自身を含む): 397135872

約数和(自身を除く): 240415712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 37, 40, 46, 74, 80, 92, 115, 148, 160, 184, 185, 230, 296, 368, 370, 460, 592, 736, 740, 851, 920, 1151, 1184, 1480, 1702, 1840, 2302, 2960, 3404, 3680, 4255, 4604, 5755, 5920, 6808, 8510, 9208, 11510, 13616, 17020, 18416, 23020, 26473, 27232, 34040, 36832, 42587, 46040, 52946, 68080, 85174, 92080, 105892, 132365, 136160, 170348, 184160, 211784, 212935, 264730, 340696, 423568, 425870, 529460, 681392, 847136, 851740, 979501, 1058920, 1362784, 1703480, 1959002, 2117840, 3406960, 3918004, 4235680, 4897505, 6813920, 7836008, 9795010, 15672016, 19590020, 31344032, 39180040, 78360080, 156720160]

約数ペア:

[(1, 156720160), (2, 78360080), (4, 39180040), (5, 31344032), (8, 19590020), (10, 15672016), (16, 9795010), (20, 7836008), (23, 6813920), (32, 4897505), (37, 4235680), (40, 3918004), (46, 3406960), (74, 2117840), (80, 1959002), (92, 1703480), (115, 1362784), (148, 1058920), (160, 979501), (184, 851740), (185, 847136), (230, 681392), (296, 529460), (368, 425870), (370, 423568), (460, 340696), (592, 264730), (736, 212935), (740, 211784), (851, 184160), (920, 170348), (1151, 136160), (1184, 132365), (1480, 105892), (1702, 92080), (1840, 85174), (2302, 68080), (2960, 52946), (3404, 46040), (3680, 42587), (4255, 36832), (4604, 34040), (5755, 27232), (5920, 26473), (6808, 23020), (8510, 18416), (9208, 17020), (11510, 13616)]