128514400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1$

素因数の和:513

約数の個数: 144

約数和(自身を含む): 366164064

約数和(自身を除く): 237649664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 70, 80, 100, 106, 112, 140, 160, 175, 200, 212, 224, 265, 280, 350, 371, 400, 424, 433, 530, 560, 700, 742, 800, 848, 866, 1060, 1120, 1325, 1400, 1484, 1696, 1732, 1855, 2120, 2165, 2650, 2800, 2968, 3031, 3464, 3710, 4240, 4330, 5300, 5600, 5936, 6062, 6928, 7420, 8480, 8660, 9275, 10600, 10825, 11872, 12124, 13856, 14840, 15155, 17320, 18550, 21200, 21650, 22949, 24248, 29680, 30310, 34640, 37100, 42400, 43300, 45898, 48496, 59360, 60620, 69280, 74200, 75775, 86600, 91796, 96992, 114745, 121240, 148400, 151550, 160643, 173200, 183592, 229490, 242480, 296800, 303100, 321286, 346400, 367184, 458980, 484960, 573725, 606200, 642572, 734368, 803215, 917960, 1147450, 1212400, 1285144, 1606430, 1835920, 2294900, 2424800, 2570288, 3212860, 3671840, 4016075, 4589800, 5140576, 6425720, 8032150, 9179600, 12851440, 16064300, 18359200, 25702880, 32128600, 64257200, 128514400]

約数ペア:

[(1, 128514400), (2, 64257200), (4, 32128600), (5, 25702880), (7, 18359200), (8, 16064300), (10, 12851440), (14, 9179600), (16, 8032150), (20, 6425720), (25, 5140576), (28, 4589800), (32, 4016075), (35, 3671840), (40, 3212860), (50, 2570288), (53, 2424800), (56, 2294900), (70, 1835920), (80, 1606430), (100, 1285144), (106, 1212400), (112, 1147450), (140, 917960), (160, 803215), (175, 734368), (200, 642572), (212, 606200), (224, 573725), (265, 484960), (280, 458980), (350, 367184), (371, 346400), (400, 321286), (424, 303100), (433, 296800), (530, 242480), (560, 229490), (700, 183592), (742, 173200), (800, 160643), (848, 151550), (866, 148400), (1060, 121240), (1120, 114745), (1325, 96992), (1400, 91796), (1484, 86600), (1696, 75775), (1732, 74200), (1855, 69280), (2120, 60620), (2165, 59360), (2650, 48496), (2800, 45898), (2968, 43300), (3031, 42400), (3464, 37100), (3710, 34640), (4240, 30310), (4330, 29680), (5300, 24248), (5600, 22949), (5936, 21650), (6062, 21200), (6928, 18550), (7420, 17320), (8480, 15155), (8660, 14840), (9275, 13856), (10600, 12124), (10825, 11872)]