2490175480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{4463}}^1$

素因数の和:4553

約数の個数: 128

約数和(自身を含む): 6412089600

約数和(自身を除く): 3921914120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 37, 40, 52, 58, 65, 74, 104, 116, 130, 145, 148, 185, 232, 260, 290, 296, 370, 377, 481, 520, 580, 740, 754, 962, 1073, 1160, 1480, 1508, 1885, 1924, 2146, 2405, 3016, 3770, 3848, 4292, 4463, 4810, 5365, 7540, 8584, 8926, 9620, 10730, 13949, 15080, 17852, 19240, 21460, 22315, 27898, 35704, 42920, 44630, 55796, 58019, 69745, 89260, 111592, 116038, 129427, 139490, 165131, 178520, 232076, 258854, 278980, 290095, 330262, 464152, 517708, 557960, 580190, 647135, 660524, 825655, 1035416, 1160380, 1294270, 1321048, 1651310, 1682551, 2146703, 2320760, 2588540, 3302620, 3365102, 4293406, 4788799, 5177080, 6605240, 6730204, 8412755, 8586812, 9577598, 10733515, 13460408, 16825510, 17173624, 19155196, 21467030, 23943995, 33651020, 38310392, 42934060, 47887990, 62254387, 67302040, 85868120, 95775980, 124508774, 191551960, 249017548, 311271935, 498035096, 622543870, 1245087740, 2490175480]

約数ペア:

[(1, 2490175480), (2, 1245087740), (4, 622543870), (5, 498035096), (8, 311271935), (10, 249017548), (13, 191551960), (20, 124508774), (26, 95775980), (29, 85868120), (37, 67302040), (40, 62254387), (52, 47887990), (58, 42934060), (65, 38310392), (74, 33651020), (104, 23943995), (116, 21467030), (130, 19155196), (145, 17173624), (148, 16825510), (185, 13460408), (232, 10733515), (260, 9577598), (290, 8586812), (296, 8412755), (370, 6730204), (377, 6605240), (481, 5177080), (520, 4788799), (580, 4293406), (740, 3365102), (754, 3302620), (962, 2588540), (1073, 2320760), (1160, 2146703), (1480, 1682551), (1508, 1651310), (1885, 1321048), (1924, 1294270), (2146, 1160380), (2405, 1035416), (3016, 825655), (3770, 660524), (3848, 647135), (4292, 580190), (4463, 557960), (4810, 517708), (5365, 464152), (7540, 330262), (8584, 290095), (8926, 278980), (9620, 258854), (10730, 232076), (13949, 178520), (15080, 165131), (17852, 139490), (19240, 129427), (21460, 116038), (22315, 111592), (27898, 89260), (35704, 69745), (42920, 58019), (44630, 55796)]