157708260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2647}}^1$

素因数の和:2993

約数の個数: 72

約数和(自身を含む): 480008256

約数和(自身を除く): 322299996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2647, 2979, 3310, 3972, 4965, 5294, 5958, 6620, 7941, 9930, 10588, 11916, 13235, 14895, 15882, 19860, 23823, 26470, 29790, 31764, 39705, 47646, 52940, 59580, 79410, 95292, 119115, 158820, 238230, 476460, 876157, 1752314, 2628471, 3504628, 4380785, 5256942, 7885413, 8761570, 10513884, 13142355, 15770826, 17523140, 26284710, 31541652, 39427065, 52569420, 78854130, 157708260]

約数ペア:

[(1, 157708260), (2, 78854130), (3, 52569420), (4, 39427065), (5, 31541652), (6, 26284710), (9, 17523140), (10, 15770826), (12, 13142355), (15, 10513884), (18, 8761570), (20, 7885413), (30, 5256942), (36, 4380785), (45, 3504628), (60, 2628471), (90, 1752314), (180, 876157), (331, 476460), (662, 238230), (993, 158820), (1324, 119115), (1655, 95292), (1986, 79410), (2647, 59580), (2979, 52940), (3310, 47646), (3972, 39705), (4965, 31764), (5294, 29790), (5958, 26470), (6620, 23823), (7941, 19860), (9930, 15882), (10588, 14895), (11916, 13235)]