639677520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{6301}}^1$

素因数の和:6370

約数の個数: 160

約数和(自身を含む): 2250570240

約数和(自身を除く): 1610892720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 180, 188, 216, 235, 240, 270, 282, 360, 376, 423, 432, 470, 540, 564, 705, 720, 752, 846, 940, 1080, 1128, 1269, 1410, 1692, 1880, 2115, 2160, 2256, 2538, 2820, 3384, 3760, 4230, 5076, 5640, 6301, 6345, 6768, 8460, 10152, 11280, 12602, 12690, 16920, 18903, 20304, 25204, 25380, 31505, 33840, 37806, 50408, 50760, 56709, 63010, 75612, 94515, 100816, 101520, 113418, 126020, 151224, 170127, 189030, 226836, 252040, 283545, 296147, 302448, 340254, 378060, 453672, 504080, 567090, 592294, 680508, 756120, 850635, 888441, 907344, 1134180, 1184588, 1361016, 1480735, 1512240, 1701270, 1776882, 2268360, 2369176, 2665323, 2722032, 2961470, 3402540, 3553764, 4442205, 4536720, 4738352, 5330646, 5922940, 6805080, 7107528, 7995969, 8884410, 10661292, 11845880, 13326615, 13610160, 14215056, 15991938, 17768820, 21322584, 23691760, 26653230, 31983876, 35537640, 39979845, 42645168, 53306460, 63967752, 71075280, 79959690, 106612920, 127935504, 159919380, 213225840, 319838760, 639677520]

約数ペア:

[(1, 639677520), (2, 319838760), (3, 213225840), (4, 159919380), (5, 127935504), (6, 106612920), (8, 79959690), (9, 71075280), (10, 63967752), (12, 53306460), (15, 42645168), (16, 39979845), (18, 35537640), (20, 31983876), (24, 26653230), (27, 23691760), (30, 21322584), (36, 17768820), (40, 15991938), (45, 14215056), (47, 13610160), (48, 13326615), (54, 11845880), (60, 10661292), (72, 8884410), (80, 7995969), (90, 7107528), (94, 6805080), (108, 5922940), (120, 5330646), (135, 4738352), (141, 4536720), (144, 4442205), (180, 3553764), (188, 3402540), (216, 2961470), (235, 2722032), (240, 2665323), (270, 2369176), (282, 2268360), (360, 1776882), (376, 1701270), (423, 1512240), (432, 1480735), (470, 1361016), (540, 1184588), (564, 1134180), (705, 907344), (720, 888441), (752, 850635), (846, 756120), (940, 680508), (1080, 592294), (1128, 567090), (1269, 504080), (1410, 453672), (1692, 378060), (1880, 340254), (2115, 302448), (2160, 296147), (2256, 283545), (2538, 252040), (2820, 226836), (3384, 189030), (3760, 170127), (4230, 151224), (5076, 126020), (5640, 113418), (6301, 101520), (6345, 100816), (6768, 94515), (8460, 75612), (10152, 63010), (11280, 56709), (12602, 50760), (12690, 50408), (16920, 37806), (18903, 33840), (20304, 31505), (25204, 25380)]