251624520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3221}}^1$

素因数の和:3276

約数の個数: 192

約数和(自身を含む): 965053440

約数和(自身を除く): 713428920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3221, 3255, 3720, 3906, 4340, 5208, 5580, 6442, 6510, 7812, 8680, 9663, 9765, 11160, 12884, 13020, 15624, 16105, 19326, 19530, 22547, 25768, 26040, 28989, 32210, 38652, 39060, 45094, 48315, 57978, 64420, 67641, 77304, 78120, 90188, 96630, 99851, 112735, 115956, 128840, 135282, 144945, 180376, 193260, 199702, 202923, 225470, 231912, 270564, 289890, 299553, 338205, 386520, 399404, 405846, 450940, 499255, 541128, 579780, 599106, 676410, 698957, 798808, 811692, 898659, 901880, 998510, 1014615, 1159560, 1198212, 1352820, 1397914, 1497765, 1623384, 1797318, 1997020, 2029230, 2096871, 2396424, 2705640, 2795828, 2995530, 3494785, 3594636, 3994040, 4058460, 4193742, 4493295, 5591656, 5991060, 6290613, 6989570, 7189272, 8116920, 8387484, 8986590, 10484355, 11982120, 12581226, 13979140, 16774968, 17973180, 20968710, 25162452, 27958280, 31453065, 35946360, 41937420, 50324904, 62906130, 83874840, 125812260, 251624520]

約数ペア:

[(1, 251624520), (2, 125812260), (3, 83874840), (4, 62906130), (5, 50324904), (6, 41937420), (7, 35946360), (8, 31453065), (9, 27958280), (10, 25162452), (12, 20968710), (14, 17973180), (15, 16774968), (18, 13979140), (20, 12581226), (21, 11982120), (24, 10484355), (28, 8986590), (30, 8387484), (31, 8116920), (35, 7189272), (36, 6989570), (40, 6290613), (42, 5991060), (45, 5591656), (56, 4493295), (60, 4193742), (62, 4058460), (63, 3994040), (70, 3594636), (72, 3494785), (84, 2995530), (90, 2795828), (93, 2705640), (105, 2396424), (120, 2096871), (124, 2029230), (126, 1997020), (140, 1797318), (155, 1623384), (168, 1497765), (180, 1397914), (186, 1352820), (210, 1198212), (217, 1159560), (248, 1014615), (252, 998510), (279, 901880), (280, 898659), (310, 811692), (315, 798808), (360, 698957), (372, 676410), (420, 599106), (434, 579780), (465, 541128), (504, 499255), (558, 450940), (620, 405846), (630, 399404), (651, 386520), (744, 338205), (840, 299553), (868, 289890), (930, 270564), (1085, 231912), (1116, 225470), (1240, 202923), (1260, 199702), (1302, 193260), (1395, 180376), (1736, 144945), (1860, 135282), (1953, 128840), (2170, 115956), (2232, 112735), (2520, 99851), (2604, 96630), (2790, 90188), (3221, 78120), (3255, 77304), (3720, 67641), (3906, 64420), (4340, 57978), (5208, 48315), (5580, 45094), (6442, 39060), (6510, 38652), (7812, 32210), (8680, 28989), (9663, 26040), (9765, 25768), (11160, 22547), (12884, 19530), (13020, 19326), (15624, 16105)]