988883728

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 2404131840

約数和(自身を除く): 1415248112

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 43, 56, 76, 86, 101, 107, 112, 133, 152, 172, 202, 214, 266, 301, 304, 344, 404, 428, 532, 602, 688, 707, 749, 808, 817, 856, 1064, 1204, 1414, 1498, 1616, 1634, 1712, 1919, 2033, 2128, 2408, 2828, 2996, 3268, 3838, 4066, 4343, 4601, 4816, 5656, 5719, 5992, 6536, 7676, 8132, 8686, 9202, 10807, 11312, 11438, 11984, 13072, 13433, 14231, 15352, 16264, 17372, 18404, 21614, 22876, 26866, 28462, 30401, 30704, 32207, 32528, 34744, 36808, 43228, 45752, 53732, 56924, 60802, 64414, 69488, 73616, 75649, 82517, 86456, 87419, 91504, 107464, 113848, 121604, 128828, 151298, 165034, 172912, 174838, 205333, 214928, 227696, 243208, 257656, 302596, 330068, 349676, 410666, 464701, 486416, 515312, 577619, 605192, 611933, 660136, 699352, 821332, 929402, 1155238, 1210384, 1223866, 1320272, 1398704, 1437331, 1642664, 1858804, 2310476, 2447732, 2874662, 3252907, 3285328, 3717608, 4620952, 4895464, 5749324, 6505814, 7435216, 8829319, 9241904, 9790928, 11498648, 13011628, 17658638, 22997296, 26023256, 35317276, 52046512, 61805233, 70634552, 123610466, 141269104, 247220932, 494441864, 988883728]

約数ペア:

[(1, 988883728), (2, 494441864), (4, 247220932), (7, 141269104), (8, 123610466), (14, 70634552), (16, 61805233), (19, 52046512), (28, 35317276), (38, 26023256), (43, 22997296), (56, 17658638), (76, 13011628), (86, 11498648), (101, 9790928), (107, 9241904), (112, 8829319), (133, 7435216), (152, 6505814), (172, 5749324), (202, 4895464), (214, 4620952), (266, 3717608), (301, 3285328), (304, 3252907), (344, 2874662), (404, 2447732), (428, 2310476), (532, 1858804), (602, 1642664), (688, 1437331), (707, 1398704), (749, 1320272), (808, 1223866), (817, 1210384), (856, 1155238), (1064, 929402), (1204, 821332), (1414, 699352), (1498, 660136), (1616, 611933), (1634, 605192), (1712, 577619), (1919, 515312), (2033, 486416), (2128, 464701), (2408, 410666), (2828, 349676), (2996, 330068), (3268, 302596), (3838, 257656), (4066, 243208), (4343, 227696), (4601, 214928), (4816, 205333), (5656, 174838), (5719, 172912), (5992, 165034), (6536, 151298), (7676, 128828), (8132, 121604), (8686, 113848), (9202, 107464), (10807, 91504), (11312, 87419), (11438, 86456), (11984, 82517), (13072, 75649), (13433, 73616), (14231, 69488), (15352, 64414), (16264, 60802), (17372, 56924), (18404, 53732), (21614, 45752), (22876, 43228), (26866, 36808), (28462, 34744), (30401, 32528), (30704, 32207)]