731428430

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 1398124800

約数和(自身を除く): 666696370

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 173, 239, 290, 305, 346, 478, 610, 865, 1195, 1730, 1769, 2390, 3538, 5017, 6931, 8845, 10034, 10553, 13862, 14579, 17690, 21106, 25085, 29158, 34655, 41347, 50170, 52765, 69310, 72895, 82694, 105530, 145790, 206735, 306037, 413470, 422791, 612074, 845582, 1199063, 1530185, 2113955, 2398126, 2522167, 3060370, 4227910, 5044334, 5995315, 11990630, 12610835, 25221670, 73142843, 146285686, 365714215, 731428430]

約数ペア:

[(1, 731428430), (2, 365714215), (5, 146285686), (10, 73142843), (29, 25221670), (58, 12610835), (61, 11990630), (122, 5995315), (145, 5044334), (173, 4227910), (239, 3060370), (290, 2522167), (305, 2398126), (346, 2113955), (478, 1530185), (610, 1199063), (865, 845582), (1195, 612074), (1730, 422791), (1769, 413470), (2390, 306037), (3538, 206735), (5017, 145790), (6931, 105530), (8845, 82694), (10034, 72895), (10553, 69310), (13862, 52765), (14579, 50170), (17690, 41347), (21106, 34655), (25085, 29158)]