27780554560

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{337}}^1\times {\mathrm{2129}}^1$

素因数の和:2505

約数の個数: 168

約数和(自身を含む): 72963039240

約数和(自身を除く): 45182484680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 337, 352, 440, 484, 605, 674, 704, 880, 968, 1210, 1348, 1685, 1760, 1936, 2129, 2420, 2696, 3370, 3520, 3707, 3872, 4258, 4840, 5392, 6740, 7414, 7744, 8516, 9680, 10645, 10784, 13480, 14828, 17032, 18535, 19360, 21290, 21568, 23419, 26960, 29656, 34064, 37070, 38720, 40777, 42580, 46838, 53920, 59312, 68128, 74140, 81554, 85160, 93676, 107840, 117095, 118624, 136256, 148280, 163108, 170320, 187352, 203885, 234190, 237248, 257609, 296560, 326216, 340640, 374704, 407770, 468380, 515218, 593120, 652432, 681280, 717473, 749408, 815540, 936760, 1030436, 1186240, 1288045, 1304864, 1434946, 1498816, 1631080, 1873520, 2060872, 2576090, 2609728, 2869892, 3262160, 3587365, 3747040, 4121744, 5152180, 5739784, 6524320, 7174730, 7494080, 7892203, 8243488, 10304360, 11479568, 13048640, 14349460, 15784406, 16486976, 20608720, 22959136, 28698920, 31568812, 39461015, 41217440, 45918272, 57397840, 63137624, 78922030, 82434880, 86814233, 114795680, 126275248, 157844060, 173628466, 229591360, 252550496, 315688120, 347256932, 434071165, 505100992, 631376240, 694513864, 868142330, 1262752480, 1389027728, 1736284660, 2525504960, 2778055456, 3472569320, 5556110912, 6945138640, 13890277280, 27780554560]

約数ペア:

[(1, 27780554560), (2, 13890277280), (4, 6945138640), (5, 5556110912), (8, 3472569320), (10, 2778055456), (11, 2525504960), (16, 1736284660), (20, 1389027728), (22, 1262752480), (32, 868142330), (40, 694513864), (44, 631376240), (55, 505100992), (64, 434071165), (80, 347256932), (88, 315688120), (110, 252550496), (121, 229591360), (160, 173628466), (176, 157844060), (220, 126275248), (242, 114795680), (320, 86814233), (337, 82434880), (352, 78922030), (440, 63137624), (484, 57397840), (605, 45918272), (674, 41217440), (704, 39461015), (880, 31568812), (968, 28698920), (1210, 22959136), (1348, 20608720), (1685, 16486976), (1760, 15784406), (1936, 14349460), (2129, 13048640), (2420, 11479568), (2696, 10304360), (3370, 8243488), (3520, 7892203), (3707, 7494080), (3872, 7174730), (4258, 6524320), (4840, 5739784), (5392, 5152180), (6740, 4121744), (7414, 3747040), (7744, 3587365), (8516, 3262160), (9680, 2869892), (10645, 2609728), (10784, 2576090), (13480, 2060872), (14828, 1873520), (17032, 1631080), (18535, 1498816), (19360, 1434946), (21290, 1304864), (21568, 1288045), (23419, 1186240), (26960, 1030436), (29656, 936760), (34064, 815540), (37070, 749408), (38720, 717473), (40777, 681280), (42580, 652432), (46838, 593120), (53920, 515218), (59312, 468380), (68128, 407770), (74140, 374704), (81554, 340640), (85160, 326216), (93676, 296560), (107840, 257609), (117095, 237248), (118624, 234190), (136256, 203885), (148280, 187352), (163108, 170320)]