138867441280

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6999367}}^1$

素因数の和:6999417

約数の個数: 64

約数和(自身を含む): 342689057280

約数和(自身を除く): 203821616000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 6999367, 13998734, 27997468, 34996835, 55994936, 69993670, 111989872, 139987340, 216980377, 223979744, 279974680, 433960754, 447959488, 559949360, 867921508, 895918976, 1084901885, 1119898720, 1735843016, 2169803770, 2239797440, 3471686032, 4339607540, 4479594880, 6943372064, 8679215080, 13886744128, 17358430160, 27773488256, 34716860320, 69433720640, 138867441280]

約数ペア:

[(1, 138867441280), (2, 69433720640), (4, 34716860320), (5, 27773488256), (8, 17358430160), (10, 13886744128), (16, 8679215080), (20, 6943372064), (31, 4479594880), (32, 4339607540), (40, 3471686032), (62, 2239797440), (64, 2169803770), (80, 1735843016), (124, 1119898720), (128, 1084901885), (155, 895918976), (160, 867921508), (248, 559949360), (310, 447959488), (320, 433960754), (496, 279974680), (620, 223979744), (640, 216980377), (992, 139987340), (1240, 111989872), (1984, 69993670), (2480, 55994936), (3968, 34996835), (4960, 27997468), (9920, 13998734), (19840, 6999367)]