17960280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 128

約数和(自身を含む): 60177600

約数和(自身を除く): 42217320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 397, 435, 520, 580, 696, 754, 780, 794, 870, 1131, 1160, 1191, 1508, 1560, 1588, 1740, 1885, 1985, 2262, 2382, 3016, 3176, 3480, 3770, 3970, 4524, 4764, 5161, 5655, 5955, 7540, 7940, 9048, 9528, 10322, 11310, 11513, 11910, 15080, 15483, 15880, 20644, 22620, 23026, 23820, 25805, 30966, 34539, 41288, 45240, 46052, 47640, 51610, 57565, 61932, 69078, 77415, 92104, 103220, 115130, 123864, 138156, 149669, 154830, 172695, 206440, 230260, 276312, 299338, 309660, 345390, 449007, 460520, 598676, 619320, 690780, 748345, 898014, 1197352, 1381560, 1496690, 1796028, 2245035, 2993380, 3592056, 4490070, 5986760, 8980140, 17960280]

約数ペア:

[(1, 17960280), (2, 8980140), (3, 5986760), (4, 4490070), (5, 3592056), (6, 2993380), (8, 2245035), (10, 1796028), (12, 1496690), (13, 1381560), (15, 1197352), (20, 898014), (24, 748345), (26, 690780), (29, 619320), (30, 598676), (39, 460520), (40, 449007), (52, 345390), (58, 309660), (60, 299338), (65, 276312), (78, 230260), (87, 206440), (104, 172695), (116, 154830), (120, 149669), (130, 138156), (145, 123864), (156, 115130), (174, 103220), (195, 92104), (232, 77415), (260, 69078), (290, 61932), (312, 57565), (348, 51610), (377, 47640), (390, 46052), (397, 45240), (435, 41288), (520, 34539), (580, 30966), (696, 25805), (754, 23820), (780, 23026), (794, 22620), (870, 20644), (1131, 15880), (1160, 15483), (1191, 15080), (1508, 11910), (1560, 11513), (1588, 11310), (1740, 10322), (1885, 9528), (1985, 9048), (2262, 7940), (2382, 7540), (3016, 5955), (3176, 5655), (3480, 5161), (3770, 4764), (3970, 4524)]