1821613920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31891}}^1$

素因数の和:31933

約数の個数: 192

約数和(自身を含む): 6943781376

約数和(自身を除く): 5122167456

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 168, 170, 204, 210, 224, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 480, 510, 544, 560, 595, 672, 680, 714, 816, 840, 952, 1020, 1120, 1190, 1360, 1428, 1632, 1680, 1785, 1904, 2040, 2380, 2720, 2856, 3360, 3570, 3808, 4080, 4760, 5712, 7140, 8160, 9520, 11424, 14280, 19040, 28560, 31891, 57120, 63782, 95673, 127564, 159455, 191346, 223237, 255128, 318910, 382692, 446474, 478365, 510256, 542147, 637820, 669711, 765384, 892948, 956730, 1020512, 1084294, 1116185, 1275640, 1339422, 1530768, 1626441, 1785896, 1913460, 2168588, 2232370, 2551280, 2678844, 2710735, 3061536, 3252882, 3348555, 3571792, 3795029, 3826920, 4337176, 4464740, 5102560, 5357688, 5421470, 6505764, 6697110, 7143584, 7590058, 7653840, 8132205, 8674352, 8929480, 10715376, 10842940, 11385087, 13011528, 13394220, 15180116, 15307680, 16264410, 17348704, 17858960, 18975145, 21430752, 21685880, 22770174, 26023056, 26788440, 30360232, 32528820, 35717920, 37950290, 43371760, 45540348, 52046112, 53576880, 56925435, 60720464, 65057640, 75900580, 86743520, 91080696, 107153760, 113850870, 121440928, 130115280, 151801160, 182161392, 227701740, 260230560, 303602320, 364322784, 455403480, 607204640, 910806960, 1821613920]

約数ペア:

[(1, 1821613920), (2, 910806960), (3, 607204640), (4, 455403480), (5, 364322784), (6, 303602320), (7, 260230560), (8, 227701740), (10, 182161392), (12, 151801160), (14, 130115280), (15, 121440928), (16, 113850870), (17, 107153760), (20, 91080696), (21, 86743520), (24, 75900580), (28, 65057640), (30, 60720464), (32, 56925435), (34, 53576880), (35, 52046112), (40, 45540348), (42, 43371760), (48, 37950290), (51, 35717920), (56, 32528820), (60, 30360232), (68, 26788440), (70, 26023056), (80, 22770174), (84, 21685880), (85, 21430752), (96, 18975145), (102, 17858960), (105, 17348704), (112, 16264410), (119, 15307680), (120, 15180116), (136, 13394220), (140, 13011528), (160, 11385087), (168, 10842940), (170, 10715376), (204, 8929480), (210, 8674352), (224, 8132205), (238, 7653840), (240, 7590058), (255, 7143584), (272, 6697110), (280, 6505764), (336, 5421470), (340, 5357688), (357, 5102560), (408, 4464740), (420, 4337176), (476, 3826920), (480, 3795029), (510, 3571792), (544, 3348555), (560, 3252882), (595, 3061536), (672, 2710735), (680, 2678844), (714, 2551280), (816, 2232370), (840, 2168588), (952, 1913460), (1020, 1785896), (1120, 1626441), (1190, 1530768), (1360, 1339422), (1428, 1275640), (1632, 1116185), (1680, 1084294), (1785, 1020512), (1904, 956730), (2040, 892948), (2380, 765384), (2720, 669711), (2856, 637820), (3360, 542147), (3570, 510256), (3808, 478365), (4080, 446474), (4760, 382692), (5712, 318910), (7140, 255128), (8160, 223237), (9520, 191346), (11424, 159455), (14280, 127564), (19040, 95673), (28560, 63782), (31891, 57120)]