638949060

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4241}}^1$

素因数の和:4296

約数の個数: 144

約数和(自身を含む): 2075254272

約数和(自身を除く): 1436305212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 243, 270, 279, 310, 324, 372, 405, 465, 486, 540, 558, 620, 810, 837, 930, 972, 1116, 1215, 1395, 1620, 1674, 1860, 2430, 2511, 2790, 3348, 4185, 4241, 4860, 5022, 5580, 7533, 8370, 8482, 10044, 12555, 12723, 15066, 16740, 16964, 21205, 25110, 25446, 30132, 37665, 38169, 42410, 50220, 50892, 63615, 75330, 76338, 84820, 114507, 127230, 131471, 150660, 152676, 190845, 229014, 254460, 262942, 343521, 381690, 394413, 458028, 525884, 572535, 657355, 687042, 763380, 788826, 1030563, 1145070, 1183239, 1314710, 1374084, 1577652, 1717605, 1972065, 2061126, 2290140, 2366478, 2629420, 3435210, 3549717, 3944130, 4122252, 4732956, 5152815, 5916195, 6870420, 7099434, 7888260, 10305630, 10649151, 11832390, 14198868, 17748585, 20611260, 21298302, 23664780, 31947453, 35497170, 42596604, 53245755, 63894906, 70994340, 106491510, 127789812, 159737265, 212983020, 319474530, 638949060]

約数ペア:

[(1, 638949060), (2, 319474530), (3, 212983020), (4, 159737265), (5, 127789812), (6, 106491510), (9, 70994340), (10, 63894906), (12, 53245755), (15, 42596604), (18, 35497170), (20, 31947453), (27, 23664780), (30, 21298302), (31, 20611260), (36, 17748585), (45, 14198868), (54, 11832390), (60, 10649151), (62, 10305630), (81, 7888260), (90, 7099434), (93, 6870420), (108, 5916195), (124, 5152815), (135, 4732956), (155, 4122252), (162, 3944130), (180, 3549717), (186, 3435210), (243, 2629420), (270, 2366478), (279, 2290140), (310, 2061126), (324, 1972065), (372, 1717605), (405, 1577652), (465, 1374084), (486, 1314710), (540, 1183239), (558, 1145070), (620, 1030563), (810, 788826), (837, 763380), (930, 687042), (972, 657355), (1116, 572535), (1215, 525884), (1395, 458028), (1620, 394413), (1674, 381690), (1860, 343521), (2430, 262942), (2511, 254460), (2790, 229014), (3348, 190845), (4185, 152676), (4241, 150660), (4860, 131471), (5022, 127230), (5580, 114507), (7533, 84820), (8370, 76338), (8482, 75330), (10044, 63615), (12555, 50892), (12723, 50220), (15066, 42410), (16740, 38169), (16964, 37665), (21205, 30132), (25110, 25446)]