122676920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 309657600

約数和(自身を除く): 186980680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 41, 62, 76, 82, 95, 124, 127, 152, 155, 164, 190, 205, 248, 254, 310, 328, 380, 410, 508, 589, 620, 635, 760, 779, 820, 1016, 1178, 1240, 1270, 1271, 1558, 1640, 2356, 2413, 2540, 2542, 2945, 3116, 3895, 3937, 4712, 4826, 5080, 5084, 5207, 5890, 6232, 6355, 7790, 7874, 9652, 10168, 10414, 11780, 12065, 12710, 15580, 15748, 19304, 19685, 20828, 23560, 24130, 24149, 25420, 26035, 31160, 31496, 39370, 41656, 48260, 48298, 50840, 52070, 74803, 78740, 96520, 96596, 98933, 104140, 120745, 149606, 157480, 161417, 193192, 197866, 208280, 241490, 299212, 322834, 374015, 395732, 482980, 494665, 598424, 645668, 748030, 791464, 807085, 965960, 989330, 1291336, 1496060, 1614170, 1978660, 2992120, 3066923, 3228340, 3957320, 6133846, 6456680, 12267692, 15334615, 24535384, 30669230, 61338460, 122676920]

約数ペア:

[(1, 122676920), (2, 61338460), (4, 30669230), (5, 24535384), (8, 15334615), (10, 12267692), (19, 6456680), (20, 6133846), (31, 3957320), (38, 3228340), (40, 3066923), (41, 2992120), (62, 1978660), (76, 1614170), (82, 1496060), (95, 1291336), (124, 989330), (127, 965960), (152, 807085), (155, 791464), (164, 748030), (190, 645668), (205, 598424), (248, 494665), (254, 482980), (310, 395732), (328, 374015), (380, 322834), (410, 299212), (508, 241490), (589, 208280), (620, 197866), (635, 193192), (760, 161417), (779, 157480), (820, 149606), (1016, 120745), (1178, 104140), (1240, 98933), (1270, 96596), (1271, 96520), (1558, 78740), (1640, 74803), (2356, 52070), (2413, 50840), (2540, 48298), (2542, 48260), (2945, 41656), (3116, 39370), (3895, 31496), (3937, 31160), (4712, 26035), (4826, 25420), (5080, 24149), (5084, 24130), (5207, 23560), (5890, 20828), (6232, 19685), (6355, 19304), (7790, 15748), (7874, 15580), (9652, 12710), (10168, 12065), (10414, 11780)]