88391440

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 213111360

約数和(自身を除く): 124719920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 61, 80, 118, 122, 236, 244, 295, 305, 307, 472, 488, 590, 610, 614, 944, 976, 1180, 1220, 1228, 1535, 2360, 2440, 2456, 3070, 3599, 4720, 4880, 4912, 6140, 7198, 12280, 14396, 17995, 18113, 18727, 24560, 28792, 35990, 36226, 37454, 57584, 71980, 72452, 74908, 90565, 93635, 143960, 144904, 149816, 181130, 187270, 287920, 289808, 299632, 362260, 374540, 724520, 749080, 1104893, 1449040, 1498160, 2209786, 4419572, 5524465, 8839144, 11048930, 17678288, 22097860, 44195720, 88391440]

約数ペア:

[(1, 88391440), (2, 44195720), (4, 22097860), (5, 17678288), (8, 11048930), (10, 8839144), (16, 5524465), (20, 4419572), (40, 2209786), (59, 1498160), (61, 1449040), (80, 1104893), (118, 749080), (122, 724520), (236, 374540), (244, 362260), (295, 299632), (305, 289808), (307, 287920), (472, 187270), (488, 181130), (590, 149816), (610, 144904), (614, 143960), (944, 93635), (976, 90565), (1180, 74908), (1220, 72452), (1228, 71980), (1535, 57584), (2360, 37454), (2440, 36226), (2456, 35990), (3070, 28792), (3599, 24560), (4720, 18727), (4880, 18113), (4912, 17995), (6140, 14396), (7198, 12280)]