312849075

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 671742720

約数和(自身を除く): 358893645

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 49, 55, 71, 75, 77, 105, 109, 147, 165, 175, 213, 231, 245, 275, 327, 355, 385, 497, 525, 539, 545, 735, 763, 781, 825, 1065, 1155, 1199, 1225, 1491, 1617, 1635, 1775, 1925, 2289, 2343, 2485, 2695, 2725, 3479, 3597, 3675, 3815, 3905, 5325, 5341, 5467, 5775, 5995, 7455, 7739, 8085, 8175, 8393, 10437, 11445, 11715, 12425, 13475, 16023, 16401, 17395, 17985, 19075, 19525, 23217, 25179, 26705, 27335, 29975, 37275, 38269, 38695, 40425, 41965, 52185, 54173, 57225, 58575, 58751, 80115, 82005, 85129, 86975, 89925, 114807, 116085, 125895, 133525, 136675, 162519, 176253, 191345, 193475, 209825, 255387, 260925, 270865, 293755, 379211, 400575, 410025, 425645, 574035, 580425, 595903, 629475, 812595, 881265, 956725, 1137633, 1276935, 1354325, 1468775, 1787709, 1896055, 2128225, 2870175, 2979515, 4062975, 4171321, 4406325, 5688165, 6384675, 8938545, 9480275, 12513963, 14897575, 20856605, 28440825, 44692725, 62569815, 104283025, 312849075]

約数ペア:

[(1, 312849075), (3, 104283025), (5, 62569815), (7, 44692725), (11, 28440825), (15, 20856605), (21, 14897575), (25, 12513963), (33, 9480275), (35, 8938545), (49, 6384675), (55, 5688165), (71, 4406325), (75, 4171321), (77, 4062975), (105, 2979515), (109, 2870175), (147, 2128225), (165, 1896055), (175, 1787709), (213, 1468775), (231, 1354325), (245, 1276935), (275, 1137633), (327, 956725), (355, 881265), (385, 812595), (497, 629475), (525, 595903), (539, 580425), (545, 574035), (735, 425645), (763, 410025), (781, 400575), (825, 379211), (1065, 293755), (1155, 270865), (1199, 260925), (1225, 255387), (1491, 209825), (1617, 193475), (1635, 191345), (1775, 176253), (1925, 162519), (2289, 136675), (2343, 133525), (2485, 125895), (2695, 116085), (2725, 114807), (3479, 89925), (3597, 86975), (3675, 85129), (3815, 82005), (3905, 80115), (5325, 58751), (5341, 58575), (5467, 57225), (5775, 54173), (5995, 52185), (7455, 41965), (7739, 40425), (8085, 38695), (8175, 38269), (8393, 37275), (10437, 29975), (11445, 27335), (11715, 26705), (12425, 25179), (13475, 23217), (16023, 19525), (16401, 19075), (17395, 17985)]