204398960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4637}}^1$

素因数の和:4698

約数の個数: 80

約数和(自身を含む): 517600800

約数和(自身を除く): 313201840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 2204, 2320, 2755, 4408, 4637, 5510, 8816, 9274, 11020, 18548, 22040, 23185, 37096, 44080, 46370, 74192, 88103, 92740, 134473, 176206, 185480, 268946, 352412, 370960, 440515, 537892, 672365, 704824, 881030, 1075784, 1344730, 1409648, 1762060, 2151568, 2554987, 2689460, 3524120, 5109974, 5378920, 7048240, 10219948, 10757840, 12774935, 20439896, 25549870, 40879792, 51099740, 102199480, 204398960]

約数ペア:

[(1, 204398960), (2, 102199480), (4, 51099740), (5, 40879792), (8, 25549870), (10, 20439896), (16, 12774935), (19, 10757840), (20, 10219948), (29, 7048240), (38, 5378920), (40, 5109974), (58, 3524120), (76, 2689460), (80, 2554987), (95, 2151568), (116, 1762060), (145, 1409648), (152, 1344730), (190, 1075784), (232, 881030), (290, 704824), (304, 672365), (380, 537892), (464, 440515), (551, 370960), (580, 352412), (760, 268946), (1102, 185480), (1160, 176206), (1520, 134473), (2204, 92740), (2320, 88103), (2755, 74192), (4408, 46370), (4637, 44080), (5510, 37096), (8816, 23185), (9274, 22040), (11020, 18548)]