201528880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21169}}^1$

素因数の和:21206

約数の個数: 80

約数和(自身を含む): 567017280

約数和(自身を除く): 365488400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 21169, 42338, 84676, 105845, 148183, 169352, 211690, 296366, 338704, 359873, 423380, 592732, 719746, 740915, 846760, 1185464, 1439492, 1481830, 1693520, 1799365, 2370928, 2519111, 2878984, 2963660, 3598730, 5038222, 5757968, 5927320, 7197460, 10076444, 11854640, 12595555, 14394920, 20152888, 25191110, 28789840, 40305776, 50382220, 100764440, 201528880]

約数ペア:

[(1, 201528880), (2, 100764440), (4, 50382220), (5, 40305776), (7, 28789840), (8, 25191110), (10, 20152888), (14, 14394920), (16, 12595555), (17, 11854640), (20, 10076444), (28, 7197460), (34, 5927320), (35, 5757968), (40, 5038222), (56, 3598730), (68, 2963660), (70, 2878984), (80, 2519111), (85, 2370928), (112, 1799365), (119, 1693520), (136, 1481830), (140, 1439492), (170, 1185464), (238, 846760), (272, 740915), (280, 719746), (340, 592732), (476, 423380), (560, 359873), (595, 338704), (680, 296366), (952, 211690), (1190, 169352), (1360, 148183), (1904, 105845), (2380, 84676), (4760, 42338), (9520, 21169)]