204204120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{307}}^1$

素因数の和:585

約数の個数: 128

約数和(自身を含む): 643991040

約数和(自身を除く): 439786920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 241, 276, 307, 345, 460, 482, 552, 614, 690, 723, 920, 921, 964, 1205, 1228, 1380, 1446, 1535, 1842, 1928, 2410, 2456, 2760, 2892, 3070, 3615, 3684, 4605, 4820, 5543, 5784, 6140, 7061, 7230, 7368, 9210, 9640, 11086, 12280, 14122, 14460, 16629, 18420, 21183, 22172, 27715, 28244, 28920, 33258, 35305, 36840, 42366, 44344, 55430, 56488, 66516, 70610, 73987, 83145, 84732, 105915, 110860, 133032, 141220, 147974, 166290, 169464, 211830, 221720, 221961, 282440, 295948, 332580, 369935, 423660, 443922, 591896, 665160, 739870, 847320, 887844, 1109805, 1479740, 1701701, 1775688, 2219610, 2959480, 3403402, 4439220, 5105103, 6806804, 8508505, 8878440, 10210206, 13613608, 17017010, 20420412, 25525515, 34034020, 40840824, 51051030, 68068040, 102102060, 204204120]

約数ペア:

[(1, 204204120), (2, 102102060), (3, 68068040), (4, 51051030), (5, 40840824), (6, 34034020), (8, 25525515), (10, 20420412), (12, 17017010), (15, 13613608), (20, 10210206), (23, 8878440), (24, 8508505), (30, 6806804), (40, 5105103), (46, 4439220), (60, 3403402), (69, 2959480), (92, 2219610), (115, 1775688), (120, 1701701), (138, 1479740), (184, 1109805), (230, 887844), (241, 847320), (276, 739870), (307, 665160), (345, 591896), (460, 443922), (482, 423660), (552, 369935), (614, 332580), (690, 295948), (723, 282440), (920, 221961), (921, 221720), (964, 211830), (1205, 169464), (1228, 166290), (1380, 147974), (1446, 141220), (1535, 133032), (1842, 110860), (1928, 105915), (2410, 84732), (2456, 83145), (2760, 73987), (2892, 70610), (3070, 66516), (3615, 56488), (3684, 55430), (4605, 44344), (4820, 42366), (5543, 36840), (5784, 35305), (6140, 33258), (7061, 28920), (7230, 28244), (7368, 27715), (9210, 22172), (9640, 21183), (11086, 18420), (12280, 16629), (14122, 14460)]