149464840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:359

約数の個数: 128

約数和(自身を含む): 404352000

約数和(自身を除く): 254887160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 79, 116, 140, 145, 158, 203, 232, 233, 280, 290, 316, 395, 406, 466, 553, 580, 632, 790, 812, 932, 1015, 1106, 1160, 1165, 1580, 1624, 1631, 1864, 2030, 2212, 2291, 2330, 2765, 3160, 3262, 4060, 4424, 4582, 4660, 5530, 6524, 6757, 8120, 8155, 9164, 9320, 11060, 11455, 13048, 13514, 16037, 16310, 18328, 18407, 22120, 22910, 27028, 32074, 32620, 33785, 36814, 45820, 47299, 54056, 64148, 65240, 67570, 73628, 80185, 91640, 92035, 94598, 128296, 128849, 135140, 147256, 160370, 184070, 189196, 236495, 257698, 270280, 320740, 368140, 378392, 472990, 515396, 533803, 641480, 644245, 736280, 945980, 1030792, 1067606, 1288490, 1891960, 2135212, 2576980, 2669015, 3736621, 4270424, 5153960, 5338030, 7473242, 10676060, 14946484, 18683105, 21352120, 29892968, 37366210, 74732420, 149464840]

約数ペア:

[(1, 149464840), (2, 74732420), (4, 37366210), (5, 29892968), (7, 21352120), (8, 18683105), (10, 14946484), (14, 10676060), (20, 7473242), (28, 5338030), (29, 5153960), (35, 4270424), (40, 3736621), (56, 2669015), (58, 2576980), (70, 2135212), (79, 1891960), (116, 1288490), (140, 1067606), (145, 1030792), (158, 945980), (203, 736280), (232, 644245), (233, 641480), (280, 533803), (290, 515396), (316, 472990), (395, 378392), (406, 368140), (466, 320740), (553, 270280), (580, 257698), (632, 236495), (790, 189196), (812, 184070), (932, 160370), (1015, 147256), (1106, 135140), (1160, 128849), (1165, 128296), (1580, 94598), (1624, 92035), (1631, 91640), (1864, 80185), (2030, 73628), (2212, 67570), (2291, 65240), (2330, 64148), (2765, 54056), (3160, 47299), (3262, 45820), (4060, 36814), (4424, 33785), (4582, 32620), (4660, 32074), (5530, 27028), (6524, 22910), (6757, 22120), (8120, 18407), (8155, 18328), (9164, 16310), (9320, 16037), (11060, 13514), (11455, 13048)]