18774600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 65620800

約数和(自身を除く): 46846200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 29, 30, 39, 40, 50, 52, 58, 60, 65, 75, 78, 83, 87, 100, 104, 116, 120, 130, 145, 150, 156, 166, 174, 195, 200, 232, 249, 260, 290, 300, 312, 325, 332, 348, 377, 390, 415, 435, 498, 520, 580, 600, 650, 664, 696, 725, 754, 780, 830, 870, 975, 996, 1079, 1131, 1160, 1245, 1300, 1450, 1508, 1560, 1660, 1740, 1885, 1950, 1992, 2075, 2158, 2175, 2262, 2407, 2490, 2600, 2900, 3016, 3237, 3320, 3480, 3770, 3900, 4150, 4316, 4350, 4524, 4814, 4980, 5395, 5655, 5800, 6225, 6474, 7221, 7540, 7800, 8300, 8632, 8700, 9048, 9425, 9628, 9960, 10790, 11310, 12035, 12450, 12948, 14442, 15080, 16185, 16600, 17400, 18850, 19256, 21580, 22620, 24070, 24900, 25896, 26975, 28275, 28884, 31291, 32370, 36105, 37700, 43160, 45240, 48140, 49800, 53950, 56550, 57768, 60175, 62582, 64740, 72210, 75400, 80925, 93873, 96280, 107900, 113100, 120350, 125164, 129480, 144420, 156455, 161850, 180525, 187746, 215800, 226200, 240700, 250328, 288840, 312910, 323700, 361050, 375492, 469365, 481400, 625820, 647400, 722100, 750984, 782275, 938730, 1251640, 1444200, 1564550, 1877460, 2346825, 3129100, 3754920, 4693650, 6258200, 9387300, 18774600]

約数ペア:

[(1, 18774600), (2, 9387300), (3, 6258200), (4, 4693650), (5, 3754920), (6, 3129100), (8, 2346825), (10, 1877460), (12, 1564550), (13, 1444200), (15, 1251640), (20, 938730), (24, 782275), (25, 750984), (26, 722100), (29, 647400), (30, 625820), (39, 481400), (40, 469365), (50, 375492), (52, 361050), (58, 323700), (60, 312910), (65, 288840), (75, 250328), (78, 240700), (83, 226200), (87, 215800), (100, 187746), (104, 180525), (116, 161850), (120, 156455), (130, 144420), (145, 129480), (150, 125164), (156, 120350), (166, 113100), (174, 107900), (195, 96280), (200, 93873), (232, 80925), (249, 75400), (260, 72210), (290, 64740), (300, 62582), (312, 60175), (325, 57768), (332, 56550), (348, 53950), (377, 49800), (390, 48140), (415, 45240), (435, 43160), (498, 37700), (520, 36105), (580, 32370), (600, 31291), (650, 28884), (664, 28275), (696, 26975), (725, 25896), (754, 24900), (780, 24070), (830, 22620), (870, 21580), (975, 19256), (996, 18850), (1079, 17400), (1131, 16600), (1160, 16185), (1245, 15080), (1300, 14442), (1450, 12948), (1508, 12450), (1560, 12035), (1660, 11310), (1740, 10790), (1885, 9960), (1950, 9628), (1992, 9425), (2075, 9048), (2158, 8700), (2175, 8632), (2262, 8300), (2407, 7800), (2490, 7540), (2600, 7221), (2900, 6474), (3016, 6225), (3237, 5800), (3320, 5655), (3480, 5395), (3770, 4980), (3900, 4814), (4150, 4524), (4316, 4350)]