208329720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{4373}}^1$

素因数の和:4784

約数の個数: 64

約数和(自身を含む): 626706720

約数和(自身を除く): 418377000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 397, 794, 1191, 1588, 1985, 2382, 3176, 3970, 4373, 4764, 5955, 7940, 8746, 9528, 11910, 13119, 15880, 17492, 21865, 23820, 26238, 34984, 43730, 47640, 52476, 65595, 87460, 104952, 131190, 174920, 262380, 524760, 1736081, 3472162, 5208243, 6944324, 8680405, 10416486, 13888648, 17360810, 20832972, 26041215, 34721620, 41665944, 52082430, 69443240, 104164860, 208329720]

約数ペア:

[(1, 208329720), (2, 104164860), (3, 69443240), (4, 52082430), (5, 41665944), (6, 34721620), (8, 26041215), (10, 20832972), (12, 17360810), (15, 13888648), (20, 10416486), (24, 8680405), (30, 6944324), (40, 5208243), (60, 3472162), (120, 1736081), (397, 524760), (794, 262380), (1191, 174920), (1588, 131190), (1985, 104952), (2382, 87460), (3176, 65595), (3970, 52476), (4373, 47640), (4764, 43730), (5955, 34984), (7940, 26238), (8746, 23820), (9528, 21865), (11910, 17492), (13119, 15880)]