84545580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 278661600

約数和(自身を除く): 194116020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 149, 193, 196, 210, 245, 294, 298, 386, 420, 447, 490, 579, 588, 596, 735, 745, 772, 894, 965, 980, 1043, 1158, 1351, 1470, 1490, 1788, 1930, 2086, 2235, 2316, 2702, 2895, 2940, 2980, 3129, 3860, 4053, 4172, 4470, 5215, 5404, 5790, 6258, 6755, 7301, 8106, 8940, 9457, 10430, 11580, 12516, 13510, 14602, 15645, 16212, 18914, 20265, 20860, 21903, 27020, 28371, 28757, 29204, 31290, 36505, 37828, 40530, 43806, 47285, 56742, 57514, 62580, 73010, 81060, 86271, 87612, 94570, 109515, 113484, 115028, 141855, 143785, 146020, 172542, 189140, 201299, 219030, 283710, 287570, 345084, 402598, 431355, 438060, 567420, 575140, 603897, 805196, 862710, 1006495, 1207794, 1409093, 1725420, 2012990, 2415588, 2818186, 3019485, 4025980, 4227279, 5636372, 6038970, 7045465, 8454558, 12077940, 14090930, 16909116, 21136395, 28181860, 42272790, 84545580]

約数ペア:

[(1, 84545580), (2, 42272790), (3, 28181860), (4, 21136395), (5, 16909116), (6, 14090930), (7, 12077940), (10, 8454558), (12, 7045465), (14, 6038970), (15, 5636372), (20, 4227279), (21, 4025980), (28, 3019485), (30, 2818186), (35, 2415588), (42, 2012990), (49, 1725420), (60, 1409093), (70, 1207794), (84, 1006495), (98, 862710), (105, 805196), (140, 603897), (147, 575140), (149, 567420), (193, 438060), (196, 431355), (210, 402598), (245, 345084), (294, 287570), (298, 283710), (386, 219030), (420, 201299), (447, 189140), (490, 172542), (579, 146020), (588, 143785), (596, 141855), (735, 115028), (745, 113484), (772, 109515), (894, 94570), (965, 87612), (980, 86271), (1043, 81060), (1158, 73010), (1351, 62580), (1470, 57514), (1490, 56742), (1788, 47285), (1930, 43806), (2086, 40530), (2235, 37828), (2316, 36505), (2702, 31290), (2895, 29204), (2940, 28757), (2980, 28371), (3129, 27020), (3860, 21903), (4053, 20860), (4172, 20265), (4470, 18914), (5215, 16212), (5404, 15645), (5790, 14602), (6258, 13510), (6755, 12516), (7301, 11580), (8106, 10430), (8940, 9457)]