138144680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3011}}^1$

素因数の和:3090

約数の個数: 64

約数和(自身を含む): 329633280

約数和(自身を除く): 191488600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 2294, 3011, 4588, 5735, 6022, 9176, 11470, 12044, 15055, 22940, 24088, 30110, 45880, 60220, 93341, 111407, 120440, 186682, 222814, 373364, 445628, 466705, 557035, 746728, 891256, 933410, 1114070, 1866820, 2228140, 3453617, 3733640, 4456280, 6907234, 13814468, 17268085, 27628936, 34536170, 69072340, 138144680]

約数ペア:

[(1, 138144680), (2, 69072340), (4, 34536170), (5, 27628936), (8, 17268085), (10, 13814468), (20, 6907234), (31, 4456280), (37, 3733640), (40, 3453617), (62, 2228140), (74, 1866820), (124, 1114070), (148, 933410), (155, 891256), (185, 746728), (248, 557035), (296, 466705), (310, 445628), (370, 373364), (620, 222814), (740, 186682), (1147, 120440), (1240, 111407), (1480, 93341), (2294, 60220), (3011, 45880), (4588, 30110), (5735, 24088), (6022, 22940), (9176, 15055), (11470, 12044)]