1978715040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{631}}^1$

素因数の和:835

約数の個数: 192

約数和(自身を含む): 6421524480

約数和(自身を除く): 4442809440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 139, 141, 160, 188, 235, 240, 278, 282, 376, 417, 470, 480, 556, 564, 631, 695, 705, 752, 834, 940, 1112, 1128, 1262, 1390, 1410, 1504, 1668, 1880, 1893, 2085, 2224, 2256, 2524, 2780, 2820, 3155, 3336, 3760, 3786, 4170, 4448, 4512, 5048, 5560, 5640, 6310, 6533, 6672, 7520, 7572, 8340, 9465, 10096, 11120, 11280, 12620, 13066, 13344, 15144, 16680, 18930, 19599, 20192, 22240, 22560, 25240, 26132, 29657, 30288, 32665, 33360, 37860, 39198, 50480, 52264, 59314, 60576, 65330, 66720, 75720, 78396, 87709, 88971, 97995, 100960, 104528, 118628, 130660, 148285, 151440, 156792, 175418, 177942, 195990, 209056, 237256, 261320, 263127, 296570, 302880, 313584, 350836, 355884, 391980, 438545, 444855, 474512, 522640, 526254, 593140, 627168, 701672, 711768, 783960, 877090, 889710, 949024, 1045280, 1052508, 1186280, 1315635, 1403344, 1423536, 1567920, 1754180, 1779420, 2105016, 2372560, 2631270, 2806688, 2847072, 3135840, 3508360, 3558840, 4122323, 4210032, 4745120, 5262540, 7016720, 7117680, 8244646, 8420064, 10525080, 12366969, 14033440, 14235360, 16489292, 20611615, 21050160, 24733938, 32978584, 41223230, 42100320, 49467876, 61834845, 65957168, 82446460, 98935752, 123669690, 131914336, 164892920, 197871504, 247339380, 329785840, 395743008, 494678760, 659571680, 989357520, 1978715040]

約数ペア:

[(1, 1978715040), (2, 989357520), (3, 659571680), (4, 494678760), (5, 395743008), (6, 329785840), (8, 247339380), (10, 197871504), (12, 164892920), (15, 131914336), (16, 123669690), (20, 98935752), (24, 82446460), (30, 65957168), (32, 61834845), (40, 49467876), (47, 42100320), (48, 41223230), (60, 32978584), (80, 24733938), (94, 21050160), (96, 20611615), (120, 16489292), (139, 14235360), (141, 14033440), (160, 12366969), (188, 10525080), (235, 8420064), (240, 8244646), (278, 7117680), (282, 7016720), (376, 5262540), (417, 4745120), (470, 4210032), (480, 4122323), (556, 3558840), (564, 3508360), (631, 3135840), (695, 2847072), (705, 2806688), (752, 2631270), (834, 2372560), (940, 2105016), (1112, 1779420), (1128, 1754180), (1262, 1567920), (1390, 1423536), (1410, 1403344), (1504, 1315635), (1668, 1186280), (1880, 1052508), (1893, 1045280), (2085, 949024), (2224, 889710), (2256, 877090), (2524, 783960), (2780, 711768), (2820, 701672), (3155, 627168), (3336, 593140), (3760, 526254), (3786, 522640), (4170, 474512), (4448, 444855), (4512, 438545), (5048, 391980), (5560, 355884), (5640, 350836), (6310, 313584), (6533, 302880), (6672, 296570), (7520, 263127), (7572, 261320), (8340, 237256), (9465, 209056), (10096, 195990), (11120, 177942), (11280, 175418), (12620, 156792), (13066, 151440), (13344, 148285), (15144, 130660), (16680, 118628), (18930, 104528), (19599, 100960), (20192, 97995), (22240, 88971), (22560, 87709), (25240, 78396), (26132, 75720), (29657, 66720), (30288, 65330), (32665, 60576), (33360, 59314), (37860, 52264), (39198, 50480)]