80886420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:454

約数の個数: 144

約数和(自身を含む): 262866240

約数和(自身を除く): 181979820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 67, 76, 90, 95, 114, 134, 171, 180, 190, 201, 228, 268, 285, 335, 342, 353, 380, 402, 570, 603, 670, 684, 706, 804, 855, 1005, 1059, 1140, 1206, 1273, 1340, 1412, 1710, 1765, 2010, 2118, 2412, 2546, 3015, 3177, 3420, 3530, 3819, 4020, 4236, 5092, 5295, 6030, 6354, 6365, 6707, 7060, 7638, 10590, 11457, 12060, 12708, 12730, 13414, 15276, 15885, 19095, 20121, 21180, 22914, 23651, 25460, 26828, 31770, 33535, 38190, 40242, 45828, 47302, 57285, 60363, 63540, 67070, 70953, 76380, 80484, 94604, 100605, 114570, 118255, 120726, 134140, 141906, 201210, 212859, 229140, 236510, 241452, 283812, 301815, 354765, 402420, 425718, 449369, 473020, 603630, 709530, 851436, 898738, 1064295, 1207260, 1348107, 1419060, 1797476, 2128590, 2246845, 2696214, 4044321, 4257180, 4493690, 5392428, 6740535, 8088642, 8987380, 13481070, 16177284, 20221605, 26962140, 40443210, 80886420]

約数ペア:

[(1, 80886420), (2, 40443210), (3, 26962140), (4, 20221605), (5, 16177284), (6, 13481070), (9, 8987380), (10, 8088642), (12, 6740535), (15, 5392428), (18, 4493690), (19, 4257180), (20, 4044321), (30, 2696214), (36, 2246845), (38, 2128590), (45, 1797476), (57, 1419060), (60, 1348107), (67, 1207260), (76, 1064295), (90, 898738), (95, 851436), (114, 709530), (134, 603630), (171, 473020), (180, 449369), (190, 425718), (201, 402420), (228, 354765), (268, 301815), (285, 283812), (335, 241452), (342, 236510), (353, 229140), (380, 212859), (402, 201210), (570, 141906), (603, 134140), (670, 120726), (684, 118255), (706, 114570), (804, 100605), (855, 94604), (1005, 80484), (1059, 76380), (1140, 70953), (1206, 67070), (1273, 63540), (1340, 60363), (1412, 57285), (1710, 47302), (1765, 45828), (2010, 40242), (2118, 38190), (2412, 33535), (2546, 31770), (3015, 26828), (3177, 25460), (3420, 23651), (3530, 22914), (3819, 21180), (4020, 20121), (4236, 19095), (5092, 15885), (5295, 15276), (6030, 13414), (6354, 12730), (6365, 12708), (6707, 12060), (7060, 11457), (7638, 10590)]