1138431040

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:740

約数の個数: 112

約数和(自身を含む): 2784896640

約数和(自身を除く): 1646465600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 89, 142, 160, 178, 284, 320, 355, 356, 445, 563, 568, 710, 712, 890, 1126, 1136, 1420, 1424, 1780, 2252, 2272, 2815, 2840, 2848, 3560, 4504, 4544, 5630, 5680, 5696, 6319, 7120, 9008, 11260, 11360, 12638, 14240, 18016, 22520, 22720, 25276, 28480, 31595, 36032, 39973, 45040, 50107, 50552, 63190, 79946, 90080, 100214, 101104, 126380, 159892, 180160, 199865, 200428, 202208, 250535, 252760, 319784, 399730, 400856, 404416, 501070, 505520, 639568, 799460, 801712, 1002140, 1011040, 1279136, 1598920, 1603424, 2004280, 2022080, 2558272, 3197840, 3206848, 3557597, 4008560, 6395680, 7115194, 8017120, 12791360, 14230388, 16034240, 17787985, 28460776, 35575970, 56921552, 71151940, 113843104, 142303880, 227686208, 284607760, 569215520, 1138431040]

約数ペア:

[(1, 1138431040), (2, 569215520), (4, 284607760), (5, 227686208), (8, 142303880), (10, 113843104), (16, 71151940), (20, 56921552), (32, 35575970), (40, 28460776), (64, 17787985), (71, 16034240), (80, 14230388), (89, 12791360), (142, 8017120), (160, 7115194), (178, 6395680), (284, 4008560), (320, 3557597), (355, 3206848), (356, 3197840), (445, 2558272), (563, 2022080), (568, 2004280), (710, 1603424), (712, 1598920), (890, 1279136), (1126, 1011040), (1136, 1002140), (1420, 801712), (1424, 799460), (1780, 639568), (2252, 505520), (2272, 501070), (2815, 404416), (2840, 400856), (2848, 399730), (3560, 319784), (4504, 252760), (4544, 250535), (5630, 202208), (5680, 200428), (5696, 199865), (6319, 180160), (7120, 159892), (9008, 126380), (11260, 101104), (11360, 100214), (12638, 90080), (14240, 79946), (18016, 63190), (22520, 50552), (22720, 50107), (25276, 45040), (28480, 39973), (31595, 36032)]