308839360

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:402

約数の個数: 112

約数和(自身を含む): 767803392

約数和(自身を除く): 458964032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 163, 191, 248, 310, 320, 326, 382, 496, 620, 652, 764, 815, 955, 992, 1240, 1304, 1528, 1630, 1910, 1984, 2480, 2608, 3056, 3260, 3820, 4960, 5053, 5216, 5921, 6112, 6520, 7640, 9920, 10106, 10432, 11842, 12224, 13040, 15280, 20212, 23684, 25265, 26080, 29605, 30560, 31133, 40424, 47368, 50530, 52160, 59210, 61120, 62266, 80848, 94736, 101060, 118420, 124532, 155665, 161696, 189472, 202120, 236840, 249064, 311330, 323392, 378944, 404240, 473680, 498128, 622660, 808480, 947360, 965123, 996256, 1245320, 1616960, 1894720, 1930246, 1992512, 2490640, 3860492, 4825615, 4981280, 7720984, 9651230, 9962560, 15441968, 19302460, 30883936, 38604920, 61767872, 77209840, 154419680, 308839360]

約数ペア:

[(1, 308839360), (2, 154419680), (4, 77209840), (5, 61767872), (8, 38604920), (10, 30883936), (16, 19302460), (20, 15441968), (31, 9962560), (32, 9651230), (40, 7720984), (62, 4981280), (64, 4825615), (80, 3860492), (124, 2490640), (155, 1992512), (160, 1930246), (163, 1894720), (191, 1616960), (248, 1245320), (310, 996256), (320, 965123), (326, 947360), (382, 808480), (496, 622660), (620, 498128), (652, 473680), (764, 404240), (815, 378944), (955, 323392), (992, 311330), (1240, 249064), (1304, 236840), (1528, 202120), (1630, 189472), (1910, 161696), (1984, 155665), (2480, 124532), (2608, 118420), (3056, 101060), (3260, 94736), (3820, 80848), (4960, 62266), (5053, 61120), (5216, 59210), (5921, 52160), (6112, 50530), (6520, 47368), (7640, 40424), (9920, 31133), (10106, 30560), (10432, 29605), (11842, 26080), (12224, 25265), (13040, 23684), (15280, 20212)]