118665520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:914

約数の個数: 80

約数和(自身を含む): 289981440

約数和(自身を除く): 171315920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 118, 124, 155, 236, 248, 295, 310, 472, 496, 590, 620, 811, 944, 1180, 1240, 1622, 1829, 2360, 2480, 3244, 3658, 4055, 4720, 6488, 7316, 8110, 9145, 12976, 14632, 16220, 18290, 25141, 29264, 32440, 36580, 47849, 50282, 64880, 73160, 95698, 100564, 125705, 146320, 191396, 201128, 239245, 251410, 382792, 402256, 478490, 502820, 765584, 956980, 1005640, 1483319, 1913960, 2011280, 2966638, 3827920, 5933276, 7416595, 11866552, 14833190, 23733104, 29666380, 59332760, 118665520]

約数ペア:

[(1, 118665520), (2, 59332760), (4, 29666380), (5, 23733104), (8, 14833190), (10, 11866552), (16, 7416595), (20, 5933276), (31, 3827920), (40, 2966638), (59, 2011280), (62, 1913960), (80, 1483319), (118, 1005640), (124, 956980), (155, 765584), (236, 502820), (248, 478490), (295, 402256), (310, 382792), (472, 251410), (496, 239245), (590, 201128), (620, 191396), (811, 146320), (944, 125705), (1180, 100564), (1240, 95698), (1622, 73160), (1829, 64880), (2360, 50282), (2480, 47849), (3244, 36580), (3658, 32440), (4055, 29264), (4720, 25141), (6488, 18290), (7316, 16220), (8110, 14632), (9145, 12976)]