408078220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:439

約数の個数: 96

約数和(自身を含む): 961632000

約数和(自身を除く): 553553780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 149, 211, 220, 236, 295, 298, 422, 590, 596, 649, 745, 844, 1055, 1180, 1298, 1490, 1639, 2110, 2321, 2596, 2980, 3245, 3278, 4220, 4642, 6490, 6556, 8195, 8791, 9284, 11605, 12449, 12980, 16390, 17582, 23210, 24898, 31439, 32780, 35164, 43955, 46420, 49796, 62245, 62878, 87910, 96701, 124490, 125756, 136939, 157195, 175820, 193402, 248980, 273878, 314390, 345829, 386804, 483505, 547756, 628780, 684695, 691658, 967010, 1369390, 1383316, 1729145, 1854901, 1934020, 2738780, 3458290, 3709802, 6916580, 7419604, 9274505, 18549010, 20403911, 37098020, 40807822, 81615644, 102019555, 204039110, 408078220]

約数ペア:

[(1, 408078220), (2, 204039110), (4, 102019555), (5, 81615644), (10, 40807822), (11, 37098020), (20, 20403911), (22, 18549010), (44, 9274505), (55, 7419604), (59, 6916580), (110, 3709802), (118, 3458290), (149, 2738780), (211, 1934020), (220, 1854901), (236, 1729145), (295, 1383316), (298, 1369390), (422, 967010), (590, 691658), (596, 684695), (649, 628780), (745, 547756), (844, 483505), (1055, 386804), (1180, 345829), (1298, 314390), (1490, 273878), (1639, 248980), (2110, 193402), (2321, 175820), (2596, 157195), (2980, 136939), (3245, 125756), (3278, 124490), (4220, 96701), (4642, 87910), (6490, 62878), (6556, 62245), (8195, 49796), (8791, 46420), (9284, 43955), (11605, 35164), (12449, 32780), (12980, 31439), (16390, 24898), (17582, 23210)]