620433432

素因数分解:

$2^3\times 3^5\times {\mathrm{439}}^1\times {\mathrm{727}}^1$

素因数の和:1187

約数の個数: 96

約数和(自身を含む): 1748947200

約数和(自身を除く): 1128513768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 439, 486, 648, 727, 878, 972, 1317, 1454, 1756, 1944, 2181, 2634, 2908, 3512, 3951, 4362, 5268, 5816, 6543, 7902, 8724, 10536, 11853, 13086, 15804, 17448, 19629, 23706, 26172, 31608, 35559, 39258, 47412, 52344, 58887, 71118, 78516, 94824, 106677, 117774, 142236, 157032, 176661, 213354, 235548, 284472, 319153, 353322, 426708, 471096, 638306, 706644, 853416, 957459, 1276612, 1413288, 1914918, 2553224, 2872377, 3829836, 5744754, 7659672, 8617131, 11489508, 17234262, 22979016, 25851393, 34468524, 51702786, 68937048, 77554179, 103405572, 155108358, 206811144, 310216716, 620433432]

約数ペア:

[(1, 620433432), (2, 310216716), (3, 206811144), (4, 155108358), (6, 103405572), (8, 77554179), (9, 68937048), (12, 51702786), (18, 34468524), (24, 25851393), (27, 22979016), (36, 17234262), (54, 11489508), (72, 8617131), (81, 7659672), (108, 5744754), (162, 3829836), (216, 2872377), (243, 2553224), (324, 1914918), (439, 1413288), (486, 1276612), (648, 957459), (727, 853416), (878, 706644), (972, 638306), (1317, 471096), (1454, 426708), (1756, 353322), (1944, 319153), (2181, 284472), (2634, 235548), (2908, 213354), (3512, 176661), (3951, 157032), (4362, 142236), (5268, 117774), (5816, 106677), (6543, 94824), (7902, 78516), (8724, 71118), (10536, 58887), (11853, 52344), (13086, 47412), (15804, 39258), (17448, 35559), (19629, 31608), (23706, 26172)]