71570490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 177724800

約数和(自身を除く): 106154310

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 109, 129, 215, 218, 258, 327, 430, 509, 545, 645, 654, 1018, 1090, 1290, 1527, 1635, 2545, 3054, 3270, 4687, 5090, 7635, 9374, 14061, 15270, 21887, 23435, 28122, 43774, 46870, 55481, 65661, 70305, 109435, 110962, 131322, 140610, 166443, 218870, 277405, 328305, 332886, 554810, 656610, 832215, 1664430, 2385683, 4771366, 7157049, 11928415, 14314098, 23856830, 35785245, 71570490]

約数ペア:

[(1, 71570490), (2, 35785245), (3, 23856830), (5, 14314098), (6, 11928415), (10, 7157049), (15, 4771366), (30, 2385683), (43, 1664430), (86, 832215), (109, 656610), (129, 554810), (215, 332886), (218, 328305), (258, 277405), (327, 218870), (430, 166443), (509, 140610), (545, 131322), (645, 110962), (654, 109435), (1018, 70305), (1090, 65661), (1290, 55481), (1527, 46870), (1635, 43774), (2545, 28122), (3054, 23435), (3270, 21887), (4687, 15270), (5090, 14061), (7635, 9374)]