140809240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:377

約数の個数: 128

約数和(自身を含む): 377395200

約数和(自身を除く): 236585960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 103, 104, 110, 130, 143, 206, 220, 239, 260, 286, 412, 440, 478, 515, 520, 572, 715, 824, 956, 1030, 1133, 1144, 1195, 1339, 1430, 1912, 2060, 2266, 2390, 2629, 2678, 2860, 3107, 4120, 4532, 4780, 5258, 5356, 5665, 5720, 6214, 6695, 9064, 9560, 10516, 10712, 11330, 12428, 13145, 13390, 14729, 15535, 21032, 22660, 24617, 24856, 26290, 26780, 29458, 31070, 34177, 45320, 49234, 52580, 53560, 58916, 62140, 68354, 73645, 98468, 105160, 117832, 123085, 124280, 136708, 147290, 170885, 196936, 246170, 270787, 273416, 294580, 320021, 341770, 492340, 541574, 589160, 640042, 683540, 984680, 1083148, 1280084, 1353935, 1367080, 1600105, 2166296, 2560168, 2707870, 3200210, 3520231, 5415740, 6400420, 7040462, 10831480, 12800840, 14080924, 17601155, 28161848, 35202310, 70404620, 140809240]

約数ペア:

[(1, 140809240), (2, 70404620), (4, 35202310), (5, 28161848), (8, 17601155), (10, 14080924), (11, 12800840), (13, 10831480), (20, 7040462), (22, 6400420), (26, 5415740), (40, 3520231), (44, 3200210), (52, 2707870), (55, 2560168), (65, 2166296), (88, 1600105), (103, 1367080), (104, 1353935), (110, 1280084), (130, 1083148), (143, 984680), (206, 683540), (220, 640042), (239, 589160), (260, 541574), (286, 492340), (412, 341770), (440, 320021), (478, 294580), (515, 273416), (520, 270787), (572, 246170), (715, 196936), (824, 170885), (956, 147290), (1030, 136708), (1133, 124280), (1144, 123085), (1195, 117832), (1339, 105160), (1430, 98468), (1912, 73645), (2060, 68354), (2266, 62140), (2390, 58916), (2629, 53560), (2678, 52580), (2860, 49234), (3107, 45320), (4120, 34177), (4532, 31070), (4780, 29458), (5258, 26780), (5356, 26290), (5665, 24856), (5720, 24617), (6214, 22660), (6695, 21032), (9064, 15535), (9560, 14729), (10516, 13390), (10712, 13145), (11330, 12428)]