131005560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{593}}^1$

素因数の和:877

約数の個数: 128

約数和(自身を含む): 451630080

約数和(自身を除く): 320624520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 263, 280, 420, 526, 593, 789, 840, 1052, 1186, 1315, 1578, 1779, 1841, 2104, 2372, 2630, 2965, 3156, 3558, 3682, 3945, 4151, 4744, 5260, 5523, 5930, 6312, 7116, 7364, 7890, 8302, 8895, 9205, 10520, 11046, 11860, 12453, 14232, 14728, 15780, 16604, 17790, 18410, 20755, 22092, 23720, 24906, 27615, 31560, 33208, 35580, 36820, 41510, 44184, 49812, 55230, 62265, 71160, 73640, 83020, 99624, 110460, 124530, 155959, 166040, 220920, 249060, 311918, 467877, 498120, 623836, 779795, 935754, 1091713, 1247672, 1559590, 1871508, 2183426, 2339385, 3119180, 3275139, 3743016, 4366852, 4678770, 5458565, 6238360, 6550278, 8733704, 9357540, 10917130, 13100556, 16375695, 18715080, 21834260, 26201112, 32751390, 43668520, 65502780, 131005560]

約数ペア:

[(1, 131005560), (2, 65502780), (3, 43668520), (4, 32751390), (5, 26201112), (6, 21834260), (7, 18715080), (8, 16375695), (10, 13100556), (12, 10917130), (14, 9357540), (15, 8733704), (20, 6550278), (21, 6238360), (24, 5458565), (28, 4678770), (30, 4366852), (35, 3743016), (40, 3275139), (42, 3119180), (56, 2339385), (60, 2183426), (70, 1871508), (84, 1559590), (105, 1247672), (120, 1091713), (140, 935754), (168, 779795), (210, 623836), (263, 498120), (280, 467877), (420, 311918), (526, 249060), (593, 220920), (789, 166040), (840, 155959), (1052, 124530), (1186, 110460), (1315, 99624), (1578, 83020), (1779, 73640), (1841, 71160), (2104, 62265), (2372, 55230), (2630, 49812), (2965, 44184), (3156, 41510), (3558, 36820), (3682, 35580), (3945, 33208), (4151, 31560), (4744, 27615), (5260, 24906), (5523, 23720), (5930, 22092), (6312, 20755), (7116, 18410), (7364, 17790), (7890, 16604), (8302, 15780), (8895, 14728), (9205, 14232), (10520, 12453), (11046, 11860)]