280168560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{55589}}^1$

素因数の和:55615

約数の個数: 120

約数和(自身を含む): 1075332960

約数和(自身を除く): 795164400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 55589, 111178, 166767, 222356, 277945, 333534, 389123, 444712, 500301, 555890, 667068, 778246, 833835, 889424, 1000602, 1111780, 1167369, 1334136, 1556492, 1667670, 1945615, 2001204, 2223560, 2334738, 2501505, 2668272, 3112984, 3335340, 3502107, 3891230, 4002408, 4447120, 4669476, 5003010, 5836845, 6225968, 6670680, 7004214, 7782460, 8004816, 9338952, 10006020, 11673690, 13341360, 14008428, 15564920, 17510535, 18677904, 20012040, 23347380, 28016856, 31129840, 35021070, 40024080, 46694760, 56033712, 70042140, 93389520, 140084280, 280168560]

約数ペア:

[(1, 280168560), (2, 140084280), (3, 93389520), (4, 70042140), (5, 56033712), (6, 46694760), (7, 40024080), (8, 35021070), (9, 31129840), (10, 28016856), (12, 23347380), (14, 20012040), (15, 18677904), (16, 17510535), (18, 15564920), (20, 14008428), (21, 13341360), (24, 11673690), (28, 10006020), (30, 9338952), (35, 8004816), (36, 7782460), (40, 7004214), (42, 6670680), (45, 6225968), (48, 5836845), (56, 5003010), (60, 4669476), (63, 4447120), (70, 4002408), (72, 3891230), (80, 3502107), (84, 3335340), (90, 3112984), (105, 2668272), (112, 2501505), (120, 2334738), (126, 2223560), (140, 2001204), (144, 1945615), (168, 1667670), (180, 1556492), (210, 1334136), (240, 1167369), (252, 1111780), (280, 1000602), (315, 889424), (336, 833835), (360, 778246), (420, 667068), (504, 555890), (560, 500301), (630, 444712), (720, 389123), (840, 333534), (1008, 277945), (1260, 222356), (1680, 166767), (2520, 111178), (5040, 55589)]