201227480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1777}}^1$

素因数の和:1956

約数の個数: 64

約数和(自身を含む): 480060000

約数和(自身を除く): 278832520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 149, 152, 190, 298, 380, 596, 745, 760, 1192, 1490, 1777, 2831, 2980, 3554, 5662, 5960, 7108, 8885, 11324, 14155, 14216, 17770, 22648, 28310, 33763, 35540, 56620, 67526, 71080, 113240, 135052, 168815, 264773, 270104, 337630, 529546, 675260, 1059092, 1323865, 1350520, 2118184, 2647730, 5030687, 5295460, 10061374, 10590920, 20122748, 25153435, 40245496, 50306870, 100613740, 201227480]

約数ペア:

[(1, 201227480), (2, 100613740), (4, 50306870), (5, 40245496), (8, 25153435), (10, 20122748), (19, 10590920), (20, 10061374), (38, 5295460), (40, 5030687), (76, 2647730), (95, 2118184), (149, 1350520), (152, 1323865), (190, 1059092), (298, 675260), (380, 529546), (596, 337630), (745, 270104), (760, 264773), (1192, 168815), (1490, 135052), (1777, 113240), (2831, 71080), (2980, 67526), (3554, 56620), (5662, 35540), (5960, 33763), (7108, 28310), (8885, 22648), (11324, 17770), (14155, 14216)]