257736480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17321}}^1$

素因数の和:17370

約数の個数: 96

約数和(自身を含む): 838107648

約数和(自身を除く): 580371168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 17321, 34642, 51963, 69284, 86605, 103926, 138568, 173210, 207852, 259815, 277136, 346420, 415704, 519630, 536951, 554272, 692840, 831408, 1039260, 1073902, 1385680, 1610853, 1662816, 2078520, 2147804, 2684755, 2771360, 3221706, 4157040, 4295608, 5369510, 6443412, 8054265, 8314080, 8591216, 10739020, 12886824, 16108530, 17182432, 21478040, 25773648, 32217060, 42956080, 51547296, 64434120, 85912160, 128868240, 257736480]

約数ペア:

[(1, 257736480), (2, 128868240), (3, 85912160), (4, 64434120), (5, 51547296), (6, 42956080), (8, 32217060), (10, 25773648), (12, 21478040), (15, 17182432), (16, 16108530), (20, 12886824), (24, 10739020), (30, 8591216), (31, 8314080), (32, 8054265), (40, 6443412), (48, 5369510), (60, 4295608), (62, 4157040), (80, 3221706), (93, 2771360), (96, 2684755), (120, 2147804), (124, 2078520), (155, 1662816), (160, 1610853), (186, 1385680), (240, 1073902), (248, 1039260), (310, 831408), (372, 692840), (465, 554272), (480, 536951), (496, 519630), (620, 415704), (744, 346420), (930, 277136), (992, 259815), (1240, 207852), (1488, 173210), (1860, 138568), (2480, 103926), (2976, 86605), (3720, 69284), (4960, 51963), (7440, 34642), (14880, 17321)]