271149560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 697282560

約数和(自身を除く): 426133000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 103, 110, 124, 155, 193, 206, 220, 248, 310, 341, 386, 412, 440, 515, 620, 682, 772, 824, 965, 1030, 1133, 1240, 1364, 1544, 1705, 1930, 2060, 2123, 2266, 2728, 3193, 3410, 3860, 4120, 4246, 4532, 5665, 5983, 6386, 6820, 7720, 8492, 9064, 10615, 11330, 11966, 12772, 13640, 15965, 16984, 19879, 21230, 22660, 23932, 25544, 29915, 31930, 35123, 39758, 42460, 45320, 47864, 59830, 63860, 65813, 70246, 79516, 84920, 99395, 119660, 127720, 131626, 140492, 159032, 175615, 198790, 218669, 239320, 263252, 280984, 329065, 351230, 397580, 437338, 526504, 616249, 658130, 702460, 795160, 874676, 1093345, 1232498, 1316260, 1404920, 1749352, 2186690, 2464996, 2632520, 3081245, 4373380, 4929992, 6162490, 6778739, 8746760, 12324980, 13557478, 24649960, 27114956, 33893695, 54229912, 67787390, 135574780, 271149560]

約数ペア:

[(1, 271149560), (2, 135574780), (4, 67787390), (5, 54229912), (8, 33893695), (10, 27114956), (11, 24649960), (20, 13557478), (22, 12324980), (31, 8746760), (40, 6778739), (44, 6162490), (55, 4929992), (62, 4373380), (88, 3081245), (103, 2632520), (110, 2464996), (124, 2186690), (155, 1749352), (193, 1404920), (206, 1316260), (220, 1232498), (248, 1093345), (310, 874676), (341, 795160), (386, 702460), (412, 658130), (440, 616249), (515, 526504), (620, 437338), (682, 397580), (772, 351230), (824, 329065), (965, 280984), (1030, 263252), (1133, 239320), (1240, 218669), (1364, 198790), (1544, 175615), (1705, 159032), (1930, 140492), (2060, 131626), (2123, 127720), (2266, 119660), (2728, 99395), (3193, 84920), (3410, 79516), (3860, 70246), (4120, 65813), (4246, 63860), (4532, 59830), (5665, 47864), (5983, 45320), (6386, 42460), (6820, 39758), (7720, 35123), (8492, 31930), (9064, 29915), (10615, 25544), (11330, 23932), (11966, 22660), (12772, 21230), (13640, 19879), (15965, 16984)]