2138640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 160

約数和(自身を含む): 8094720

約数和(自身を除く): 5956080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 67, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 134, 140, 152, 168, 190, 201, 210, 228, 240, 266, 268, 280, 285, 304, 335, 336, 380, 399, 402, 420, 456, 469, 532, 536, 560, 570, 665, 670, 760, 798, 804, 840, 912, 938, 1005, 1064, 1072, 1140, 1273, 1330, 1340, 1407, 1520, 1596, 1608, 1680, 1876, 1995, 2010, 2128, 2280, 2345, 2546, 2660, 2680, 2814, 3192, 3216, 3752, 3819, 3990, 4020, 4560, 4690, 5092, 5320, 5360, 5628, 6365, 6384, 7035, 7504, 7638, 7980, 8040, 8911, 9380, 10184, 10640, 11256, 12730, 14070, 15276, 15960, 16080, 17822, 18760, 19095, 20368, 22512, 25460, 26733, 28140, 30552, 31920, 35644, 37520, 38190, 44555, 50920, 53466, 56280, 61104, 71288, 76380, 89110, 101840, 106932, 112560, 133665, 142576, 152760, 178220, 213864, 267330, 305520, 356440, 427728, 534660, 712880, 1069320, 2138640]

約数ペア:

[(1, 2138640), (2, 1069320), (3, 712880), (4, 534660), (5, 427728), (6, 356440), (7, 305520), (8, 267330), (10, 213864), (12, 178220), (14, 152760), (15, 142576), (16, 133665), (19, 112560), (20, 106932), (21, 101840), (24, 89110), (28, 76380), (30, 71288), (35, 61104), (38, 56280), (40, 53466), (42, 50920), (48, 44555), (56, 38190), (57, 37520), (60, 35644), (67, 31920), (70, 30552), (76, 28140), (80, 26733), (84, 25460), (95, 22512), (105, 20368), (112, 19095), (114, 18760), (120, 17822), (133, 16080), (134, 15960), (140, 15276), (152, 14070), (168, 12730), (190, 11256), (201, 10640), (210, 10184), (228, 9380), (240, 8911), (266, 8040), (268, 7980), (280, 7638), (285, 7504), (304, 7035), (335, 6384), (336, 6365), (380, 5628), (399, 5360), (402, 5320), (420, 5092), (456, 4690), (469, 4560), (532, 4020), (536, 3990), (560, 3819), (570, 3752), (665, 3216), (670, 3192), (760, 2814), (798, 2680), (804, 2660), (840, 2546), (912, 2345), (938, 2280), (1005, 2128), (1064, 2010), (1072, 1995), (1140, 1876), (1273, 1680), (1330, 1608), (1340, 1596), (1407, 1520)]