204098520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:529

約数の個数: 128

約数和(自身を含む): 638668800

約数和(自身を除く): 434570280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 223, 232, 263, 290, 348, 435, 446, 526, 580, 669, 696, 789, 870, 892, 1052, 1115, 1160, 1315, 1338, 1578, 1740, 1784, 2104, 2230, 2630, 2676, 3156, 3345, 3480, 3945, 4460, 5260, 5352, 6312, 6467, 6690, 7627, 7890, 8920, 10520, 12934, 13380, 15254, 15780, 19401, 22881, 25868, 26760, 30508, 31560, 32335, 38135, 38802, 45762, 51736, 58649, 61016, 64670, 76270, 77604, 91524, 97005, 114405, 117298, 129340, 152540, 155208, 175947, 183048, 194010, 228810, 234596, 258680, 293245, 305080, 351894, 388020, 457620, 469192, 586490, 703788, 776040, 879735, 915240, 1172980, 1407576, 1700821, 1759470, 2345960, 3401642, 3518940, 5102463, 6803284, 7037880, 8504105, 10204926, 13606568, 17008210, 20409852, 25512315, 34016420, 40819704, 51024630, 68032840, 102049260, 204098520]

約数ペア:

[(1, 204098520), (2, 102049260), (3, 68032840), (4, 51024630), (5, 40819704), (6, 34016420), (8, 25512315), (10, 20409852), (12, 17008210), (15, 13606568), (20, 10204926), (24, 8504105), (29, 7037880), (30, 6803284), (40, 5102463), (58, 3518940), (60, 3401642), (87, 2345960), (116, 1759470), (120, 1700821), (145, 1407576), (174, 1172980), (223, 915240), (232, 879735), (263, 776040), (290, 703788), (348, 586490), (435, 469192), (446, 457620), (526, 388020), (580, 351894), (669, 305080), (696, 293245), (789, 258680), (870, 234596), (892, 228810), (1052, 194010), (1115, 183048), (1160, 175947), (1315, 155208), (1338, 152540), (1578, 129340), (1740, 117298), (1784, 114405), (2104, 97005), (2230, 91524), (2630, 77604), (2676, 76270), (3156, 64670), (3345, 61016), (3480, 58649), (3945, 51736), (4460, 45762), (5260, 38802), (5352, 38135), (6312, 32335), (6467, 31560), (6690, 30508), (7627, 26760), (7890, 25868), (8920, 22881), (10520, 19401), (12934, 15780), (13380, 15254)]