338685488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{821}}^1$

素因数の和:930

約数の個数: 80

約数和(自身を含む): 733881600

約数和(自身を除く): 395196112

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 59, 76, 92, 118, 152, 184, 236, 304, 368, 437, 472, 821, 874, 944, 1121, 1357, 1642, 1748, 2242, 2714, 3284, 3496, 4484, 5428, 6568, 6992, 8968, 10856, 13136, 15599, 17936, 18883, 21712, 25783, 31198, 37766, 48439, 51566, 62396, 75532, 96878, 103132, 124792, 151064, 193756, 206264, 249584, 302128, 358777, 387512, 412528, 717554, 775024, 920341, 1114097, 1435108, 1840682, 2228194, 2870216, 3681364, 4456388, 5740432, 7362728, 8912776, 14725456, 17825552, 21167843, 42335686, 84671372, 169342744, 338685488]

約数ペア:

[(1, 338685488), (2, 169342744), (4, 84671372), (8, 42335686), (16, 21167843), (19, 17825552), (23, 14725456), (38, 8912776), (46, 7362728), (59, 5740432), (76, 4456388), (92, 3681364), (118, 2870216), (152, 2228194), (184, 1840682), (236, 1435108), (304, 1114097), (368, 920341), (437, 775024), (472, 717554), (821, 412528), (874, 387512), (944, 358777), (1121, 302128), (1357, 249584), (1642, 206264), (1748, 193756), (2242, 151064), (2714, 124792), (3284, 103132), (3496, 96878), (4484, 75532), (5428, 62396), (6568, 51566), (6992, 48439), (8968, 37766), (10856, 31198), (13136, 25783), (15599, 21712), (17936, 18883)]