151640720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:373

約数の個数: 160

約数和(自身を含む): 445685760

約数和(自身を除く): 294045040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 103, 110, 112, 140, 154, 176, 206, 220, 239, 280, 308, 385, 412, 440, 478, 515, 560, 616, 721, 770, 824, 880, 956, 1030, 1133, 1195, 1232, 1442, 1540, 1648, 1673, 1912, 2060, 2266, 2390, 2629, 2884, 3080, 3346, 3605, 3824, 4120, 4532, 4780, 5258, 5665, 5768, 6160, 6692, 7210, 7931, 8240, 8365, 9064, 9560, 10516, 11330, 11536, 13145, 13384, 14420, 15862, 16730, 18128, 18403, 19120, 21032, 22660, 24617, 26290, 26768, 28840, 31724, 33460, 36806, 39655, 42064, 45320, 49234, 52580, 57680, 63448, 66920, 73612, 79310, 90640, 92015, 98468, 105160, 123085, 126896, 133840, 147224, 158620, 172319, 184030, 196936, 210320, 246170, 270787, 294448, 317240, 344638, 368060, 393872, 492340, 541574, 634480, 689276, 736120, 861595, 984680, 1083148, 1353935, 1378552, 1472240, 1723190, 1895509, 1969360, 2166296, 2707870, 2757104, 3446380, 3791018, 4332592, 5415740, 6892760, 7582036, 9477545, 10831480, 13785520, 15164072, 18955090, 21662960, 30328144, 37910180, 75820360, 151640720]

約数ペア:

[(1, 151640720), (2, 75820360), (4, 37910180), (5, 30328144), (7, 21662960), (8, 18955090), (10, 15164072), (11, 13785520), (14, 10831480), (16, 9477545), (20, 7582036), (22, 6892760), (28, 5415740), (35, 4332592), (40, 3791018), (44, 3446380), (55, 2757104), (56, 2707870), (70, 2166296), (77, 1969360), (80, 1895509), (88, 1723190), (103, 1472240), (110, 1378552), (112, 1353935), (140, 1083148), (154, 984680), (176, 861595), (206, 736120), (220, 689276), (239, 634480), (280, 541574), (308, 492340), (385, 393872), (412, 368060), (440, 344638), (478, 317240), (515, 294448), (560, 270787), (616, 246170), (721, 210320), (770, 196936), (824, 184030), (880, 172319), (956, 158620), (1030, 147224), (1133, 133840), (1195, 126896), (1232, 123085), (1442, 105160), (1540, 98468), (1648, 92015), (1673, 90640), (1912, 79310), (2060, 73612), (2266, 66920), (2390, 63448), (2629, 57680), (2884, 52580), (3080, 49234), (3346, 45320), (3605, 42064), (3824, 39655), (4120, 36806), (4532, 33460), (4780, 31724), (5258, 28840), (5665, 26768), (5768, 26290), (6160, 24617), (6692, 22660), (7210, 21032), (7931, 19120), (8240, 18403), (8365, 18128), (9064, 16730), (9560, 15862), (10516, 14420), (11330, 13384), (11536, 13145)]