401331420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{719}}^1$

素因数の和:1184

約数の個数: 144

約数和(自身を含む): 1396362240

約数和(自身を除く): 995030820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 443, 630, 719, 886, 1260, 1329, 1438, 1772, 2157, 2215, 2658, 2876, 3101, 3595, 3987, 4314, 4430, 5033, 5316, 6202, 6471, 6645, 7190, 7974, 8628, 8860, 9303, 10066, 10785, 12404, 12942, 13290, 14380, 15099, 15505, 15948, 18606, 19935, 20132, 21570, 25165, 25884, 26580, 27909, 30198, 31010, 32355, 37212, 39870, 43140, 45297, 46515, 50330, 55818, 60396, 62020, 64710, 75495, 79740, 90594, 93030, 100660, 111636, 129420, 139545, 150990, 181188, 186060, 226485, 279090, 301980, 318517, 452970, 558180, 637034, 905940, 955551, 1274068, 1592585, 1911102, 2229619, 2866653, 3185170, 3822204, 4459238, 4777755, 5733306, 6370340, 6688857, 8918476, 9555510, 11148095, 11466612, 13377714, 14333265, 19111020, 20066571, 22296190, 26755428, 28666530, 33444285, 40133142, 44592380, 57333060, 66888570, 80266284, 100332855, 133777140, 200665710, 401331420]

約数ペア:

[(1, 401331420), (2, 200665710), (3, 133777140), (4, 100332855), (5, 80266284), (6, 66888570), (7, 57333060), (9, 44592380), (10, 40133142), (12, 33444285), (14, 28666530), (15, 26755428), (18, 22296190), (20, 20066571), (21, 19111020), (28, 14333265), (30, 13377714), (35, 11466612), (36, 11148095), (42, 9555510), (45, 8918476), (60, 6688857), (63, 6370340), (70, 5733306), (84, 4777755), (90, 4459238), (105, 3822204), (126, 3185170), (140, 2866653), (180, 2229619), (210, 1911102), (252, 1592585), (315, 1274068), (420, 955551), (443, 905940), (630, 637034), (719, 558180), (886, 452970), (1260, 318517), (1329, 301980), (1438, 279090), (1772, 226485), (2157, 186060), (2215, 181188), (2658, 150990), (2876, 139545), (3101, 129420), (3595, 111636), (3987, 100660), (4314, 93030), (4430, 90594), (5033, 79740), (5316, 75495), (6202, 64710), (6471, 62020), (6645, 60396), (7190, 55818), (7974, 50330), (8628, 46515), (8860, 45297), (9303, 43140), (10066, 39870), (10785, 37212), (12404, 32355), (12942, 31010), (13290, 30198), (14380, 27909), (15099, 26580), (15505, 25884), (15948, 25165), (18606, 21570), (19935, 20132)]