28756320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:588

約数の個数: 96

約数和(自身を含む): 91445760

約数和(自身を除く): 62689440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 139, 160, 240, 278, 417, 431, 480, 556, 695, 834, 862, 1112, 1293, 1390, 1668, 1724, 2085, 2155, 2224, 2586, 2780, 3336, 3448, 4170, 4310, 4448, 5172, 5560, 6465, 6672, 6896, 8340, 8620, 10344, 11120, 12930, 13344, 13792, 16680, 17240, 20688, 22240, 25860, 33360, 34480, 41376, 51720, 59909, 66720, 68960, 103440, 119818, 179727, 206880, 239636, 299545, 359454, 479272, 599090, 718908, 898635, 958544, 1198180, 1437816, 1797270, 1917088, 2396360, 2875632, 3594540, 4792720, 5751264, 7189080, 9585440, 14378160, 28756320]

約数ペア:

[(1, 28756320), (2, 14378160), (3, 9585440), (4, 7189080), (5, 5751264), (6, 4792720), (8, 3594540), (10, 2875632), (12, 2396360), (15, 1917088), (16, 1797270), (20, 1437816), (24, 1198180), (30, 958544), (32, 898635), (40, 718908), (48, 599090), (60, 479272), (80, 359454), (96, 299545), (120, 239636), (139, 206880), (160, 179727), (240, 119818), (278, 103440), (417, 68960), (431, 66720), (480, 59909), (556, 51720), (695, 41376), (834, 34480), (862, 33360), (1112, 25860), (1293, 22240), (1390, 20688), (1668, 17240), (1724, 16680), (2085, 13792), (2155, 13344), (2224, 12930), (2586, 11120), (2780, 10344), (3336, 8620), (3448, 8340), (4170, 6896), (4310, 6672), (4448, 6465), (5172, 5560)]