30986280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2207}}^1$

素因数の和:2240

約数の個数: 128

約数和(自身を含む): 111283200

約数和(自身を除く): 80296920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2207, 2340, 2808, 3510, 4414, 4680, 6621, 7020, 8828, 11035, 13242, 14040, 17656, 19863, 22070, 26484, 28691, 33105, 39726, 44140, 52968, 57382, 59589, 66210, 79452, 86073, 88280, 99315, 114764, 119178, 132420, 143455, 158904, 172146, 198630, 229528, 238356, 258219, 264840, 286910, 297945, 344292, 397260, 430365, 476712, 516438, 573820, 595890, 688584, 774657, 794520, 860730, 1032876, 1147640, 1191780, 1291095, 1549314, 1721460, 2065752, 2383560, 2582190, 3098628, 3442920, 3873285, 5164380, 6197256, 7746570, 10328760, 15493140, 30986280]

約数ペア:

[(1, 30986280), (2, 15493140), (3, 10328760), (4, 7746570), (5, 6197256), (6, 5164380), (8, 3873285), (9, 3442920), (10, 3098628), (12, 2582190), (13, 2383560), (15, 2065752), (18, 1721460), (20, 1549314), (24, 1291095), (26, 1191780), (27, 1147640), (30, 1032876), (36, 860730), (39, 794520), (40, 774657), (45, 688584), (52, 595890), (54, 573820), (60, 516438), (65, 476712), (72, 430365), (78, 397260), (90, 344292), (104, 297945), (108, 286910), (117, 264840), (120, 258219), (130, 238356), (135, 229528), (156, 198630), (180, 172146), (195, 158904), (216, 143455), (234, 132420), (260, 119178), (270, 114764), (312, 99315), (351, 88280), (360, 86073), (390, 79452), (468, 66210), (520, 59589), (540, 57382), (585, 52968), (702, 44140), (780, 39726), (936, 33105), (1080, 28691), (1170, 26484), (1404, 22070), (1560, 19863), (1755, 17656), (2207, 14040), (2340, 13242), (2808, 11035), (3510, 8828), (4414, 7020), (4680, 6621)]