321466920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:435

約数の個数: 128

約数和(自身を含む): 985616640

約数和(自身を除く): 664149720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 113, 120, 151, 157, 226, 302, 314, 339, 452, 453, 471, 565, 604, 628, 678, 755, 785, 904, 906, 942, 1130, 1208, 1256, 1356, 1510, 1570, 1695, 1812, 1884, 2260, 2265, 2355, 2712, 3020, 3140, 3390, 3624, 3768, 4520, 4530, 4710, 6040, 6280, 6780, 9060, 9420, 13560, 17063, 17741, 18120, 18840, 23707, 34126, 35482, 47414, 51189, 53223, 68252, 70964, 71121, 85315, 88705, 94828, 102378, 106446, 118535, 136504, 141928, 142242, 170630, 177410, 189656, 204756, 212892, 237070, 255945, 266115, 284484, 341260, 354820, 355605, 409512, 425784, 474140, 511890, 532230, 568968, 682520, 709640, 711210, 948280, 1023780, 1064460, 1422420, 2047560, 2128920, 2678891, 2844840, 5357782, 8036673, 10715564, 13394455, 16073346, 21431128, 26788910, 32146692, 40183365, 53577820, 64293384, 80366730, 107155640, 160733460, 321466920]

約数ペア:

[(1, 321466920), (2, 160733460), (3, 107155640), (4, 80366730), (5, 64293384), (6, 53577820), (8, 40183365), (10, 32146692), (12, 26788910), (15, 21431128), (20, 16073346), (24, 13394455), (30, 10715564), (40, 8036673), (60, 5357782), (113, 2844840), (120, 2678891), (151, 2128920), (157, 2047560), (226, 1422420), (302, 1064460), (314, 1023780), (339, 948280), (452, 711210), (453, 709640), (471, 682520), (565, 568968), (604, 532230), (628, 511890), (678, 474140), (755, 425784), (785, 409512), (904, 355605), (906, 354820), (942, 341260), (1130, 284484), (1208, 266115), (1256, 255945), (1356, 237070), (1510, 212892), (1570, 204756), (1695, 189656), (1812, 177410), (1884, 170630), (2260, 142242), (2265, 141928), (2355, 136504), (2712, 118535), (3020, 106446), (3140, 102378), (3390, 94828), (3624, 88705), (3768, 85315), (4520, 71121), (4530, 70964), (4710, 68252), (6040, 53223), (6280, 51189), (6780, 47414), (9060, 35482), (9420, 34126), (13560, 23707), (17063, 18840), (17741, 18120)]