39764970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 144

約数和(自身を含む): 122923008

約数和(自身を除く): 83158038

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 71, 90, 98, 105, 126, 127, 142, 147, 210, 213, 245, 254, 294, 315, 355, 381, 426, 441, 490, 497, 630, 635, 639, 710, 735, 762, 882, 889, 994, 1065, 1143, 1270, 1278, 1470, 1491, 1778, 1905, 2130, 2205, 2286, 2485, 2667, 2982, 3195, 3479, 3810, 4410, 4445, 4473, 4970, 5334, 5715, 6223, 6390, 6958, 7455, 8001, 8890, 8946, 9017, 10437, 11430, 12446, 13335, 14910, 16002, 17395, 18034, 18669, 20874, 22365, 26670, 27051, 31115, 31311, 34790, 37338, 40005, 44730, 45085, 52185, 54102, 56007, 62230, 62622, 63119, 80010, 81153, 90170, 93345, 104370, 112014, 126238, 135255, 156555, 162306, 186690, 189357, 270510, 280035, 313110, 315595, 378714, 405765, 441833, 560070, 568071, 631190, 811530, 883666, 946785, 1136142, 1325499, 1893570, 2209165, 2650998, 2840355, 3976497, 4418330, 5680710, 6627495, 7952994, 13254990, 19882485, 39764970]

約数ペア:

[(1, 39764970), (2, 19882485), (3, 13254990), (5, 7952994), (6, 6627495), (7, 5680710), (9, 4418330), (10, 3976497), (14, 2840355), (15, 2650998), (18, 2209165), (21, 1893570), (30, 1325499), (35, 1136142), (42, 946785), (45, 883666), (49, 811530), (63, 631190), (70, 568071), (71, 560070), (90, 441833), (98, 405765), (105, 378714), (126, 315595), (127, 313110), (142, 280035), (147, 270510), (210, 189357), (213, 186690), (245, 162306), (254, 156555), (294, 135255), (315, 126238), (355, 112014), (381, 104370), (426, 93345), (441, 90170), (490, 81153), (497, 80010), (630, 63119), (635, 62622), (639, 62230), (710, 56007), (735, 54102), (762, 52185), (882, 45085), (889, 44730), (994, 40005), (1065, 37338), (1143, 34790), (1270, 31311), (1278, 31115), (1470, 27051), (1491, 26670), (1778, 22365), (1905, 20874), (2130, 18669), (2205, 18034), (2286, 17395), (2485, 16002), (2667, 14910), (2982, 13335), (3195, 12446), (3479, 11430), (3810, 10437), (4410, 9017), (4445, 8946), (4473, 8890), (4970, 8001), (5334, 7455), (5715, 6958), (6223, 6390)]