78543960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 259372800

約数和(自身を除く): 180828840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 157, 165, 220, 264, 314, 330, 379, 440, 471, 628, 660, 758, 785, 942, 1137, 1256, 1320, 1516, 1570, 1727, 1884, 1895, 2274, 2355, 3032, 3140, 3454, 3768, 3790, 4169, 4548, 4710, 5181, 5685, 6280, 6908, 7580, 8338, 8635, 9096, 9420, 10362, 11370, 12507, 13816, 15160, 16676, 17270, 18840, 20724, 20845, 22740, 25014, 25905, 33352, 34540, 41448, 41690, 45480, 50028, 51810, 59503, 62535, 69080, 83380, 100056, 103620, 119006, 125070, 166760, 178509, 207240, 238012, 250140, 297515, 357018, 476024, 500280, 595030, 654533, 714036, 892545, 1190060, 1309066, 1428072, 1785090, 1963599, 2380120, 2618132, 3272665, 3570180, 3927198, 5236264, 6545330, 7140360, 7854396, 9817995, 13090660, 15708792, 19635990, 26181320, 39271980, 78543960]

約数ペア:

[(1, 78543960), (2, 39271980), (3, 26181320), (4, 19635990), (5, 15708792), (6, 13090660), (8, 9817995), (10, 7854396), (11, 7140360), (12, 6545330), (15, 5236264), (20, 3927198), (22, 3570180), (24, 3272665), (30, 2618132), (33, 2380120), (40, 1963599), (44, 1785090), (55, 1428072), (60, 1309066), (66, 1190060), (88, 892545), (110, 714036), (120, 654533), (132, 595030), (157, 500280), (165, 476024), (220, 357018), (264, 297515), (314, 250140), (330, 238012), (379, 207240), (440, 178509), (471, 166760), (628, 125070), (660, 119006), (758, 103620), (785, 100056), (942, 83380), (1137, 69080), (1256, 62535), (1320, 59503), (1516, 51810), (1570, 50028), (1727, 45480), (1884, 41690), (1895, 41448), (2274, 34540), (2355, 33352), (3032, 25905), (3140, 25014), (3454, 22740), (3768, 20845), (3790, 20724), (4169, 18840), (4548, 17270), (4710, 16676), (5181, 15160), (5685, 13816), (6280, 12507), (6908, 11370), (7580, 10362), (8338, 9420), (8635, 9096)]