1636128

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:71

約数の個数: 144

約数和(自身を含む): 5503680

約数和(自身を除く): 3867552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 23, 24, 26, 32, 36, 38, 39, 46, 48, 52, 57, 69, 72, 76, 78, 92, 96, 104, 114, 117, 138, 144, 152, 156, 171, 184, 207, 208, 228, 234, 247, 276, 288, 299, 304, 312, 342, 368, 414, 416, 437, 456, 468, 494, 552, 598, 608, 624, 684, 736, 741, 828, 874, 897, 912, 936, 988, 1104, 1196, 1248, 1311, 1368, 1482, 1656, 1748, 1794, 1824, 1872, 1976, 2208, 2223, 2392, 2622, 2691, 2736, 2964, 3312, 3496, 3588, 3744, 3933, 3952, 4446, 4784, 5244, 5382, 5472, 5681, 5928, 6624, 6992, 7176, 7866, 7904, 8892, 9568, 10488, 10764, 11362, 11856, 13984, 14352, 15732, 17043, 17784, 20976, 21528, 22724, 23712, 28704, 31464, 34086, 35568, 41952, 43056, 45448, 51129, 62928, 68172, 71136, 86112, 90896, 102258, 125856, 136344, 181792, 204516, 272688, 409032, 545376, 818064, 1636128]

約数ペア:

[(1, 1636128), (2, 818064), (3, 545376), (4, 409032), (6, 272688), (8, 204516), (9, 181792), (12, 136344), (13, 125856), (16, 102258), (18, 90896), (19, 86112), (23, 71136), (24, 68172), (26, 62928), (32, 51129), (36, 45448), (38, 43056), (39, 41952), (46, 35568), (48, 34086), (52, 31464), (57, 28704), (69, 23712), (72, 22724), (76, 21528), (78, 20976), (92, 17784), (96, 17043), (104, 15732), (114, 14352), (117, 13984), (138, 11856), (144, 11362), (152, 10764), (156, 10488), (171, 9568), (184, 8892), (207, 7904), (208, 7866), (228, 7176), (234, 6992), (247, 6624), (276, 5928), (288, 5681), (299, 5472), (304, 5382), (312, 5244), (342, 4784), (368, 4446), (414, 3952), (416, 3933), (437, 3744), (456, 3588), (468, 3496), (494, 3312), (552, 2964), (598, 2736), (608, 2691), (624, 2622), (684, 2392), (736, 2223), (741, 2208), (828, 1976), (874, 1872), (897, 1824), (912, 1794), (936, 1748), (988, 1656), (1104, 1482), (1196, 1368), (1248, 1311)]