644192370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{246817}}^1$

素因数の和:246859

約数の個数: 48

約数和(自身を含む): 1732662360

約数和(自身を除く): 1088469990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 246817, 493634, 740451, 1234085, 1480902, 2221353, 2468170, 3702255, 4442706, 7157693, 7404510, 11106765, 14315386, 21473079, 22213530, 35788465, 42946158, 64419237, 71576930, 107365395, 128838474, 214730790, 322096185, 644192370]

約数ペア:

[(1, 644192370), (2, 322096185), (3, 214730790), (5, 128838474), (6, 107365395), (9, 71576930), (10, 64419237), (15, 42946158), (18, 35788465), (29, 22213530), (30, 21473079), (45, 14315386), (58, 11106765), (87, 7404510), (90, 7157693), (145, 4442706), (174, 3702255), (261, 2468170), (290, 2221353), (435, 1480902), (522, 1234085), (870, 740451), (1305, 493634), (2610, 246817)]