198410720

素因数分解:

$2^5\times 5^1\times {\mathrm{743}}^1\times {\mathrm{1669}}^1$

素因数の和:2427

約数の個数: 48

約数和(自身を含む): 469657440

約数和(自身を除く): 271246720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 743, 1486, 1669, 2972, 3338, 3715, 5944, 6676, 7430, 8345, 11888, 13352, 14860, 16690, 23776, 26704, 29720, 33380, 53408, 59440, 66760, 118880, 133520, 267040, 1240067, 2480134, 4960268, 6200335, 9920536, 12400670, 19841072, 24801340, 39682144, 49602680, 99205360, 198410720]

約数ペア:

[(1, 198410720), (2, 99205360), (4, 49602680), (5, 39682144), (8, 24801340), (10, 19841072), (16, 12400670), (20, 9920536), (32, 6200335), (40, 4960268), (80, 2480134), (160, 1240067), (743, 267040), (1486, 133520), (1669, 118880), (2972, 66760), (3338, 59440), (3715, 53408), (5944, 33380), (6676, 29720), (7430, 26704), (8345, 23776), (11888, 16690), (13352, 14860)]