265082240

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^2\times {\mathrm{431}}^1$

素因数の和:512

約数の個数: 96

約数和(自身を含む): 656333280

約数和(自身を除く): 391251040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 431, 496, 620, 640, 862, 961, 992, 1240, 1724, 1922, 1984, 2155, 2480, 3448, 3844, 3968, 4310, 4805, 4960, 6896, 7688, 8620, 9610, 9920, 13361, 13792, 15376, 17240, 19220, 19840, 26722, 27584, 30752, 34480, 38440, 53444, 55168, 61504, 66805, 68960, 76880, 106888, 123008, 133610, 137920, 153760, 213776, 267220, 275840, 307520, 414191, 427552, 534440, 615040, 828382, 855104, 1068880, 1656764, 1710208, 2070955, 2137760, 3313528, 4141910, 4275520, 6627056, 8283820, 8551040, 13254112, 16567640, 26508224, 33135280, 53016448, 66270560, 132541120, 265082240]

約数ペア:

[(1, 265082240), (2, 132541120), (4, 66270560), (5, 53016448), (8, 33135280), (10, 26508224), (16, 16567640), (20, 13254112), (31, 8551040), (32, 8283820), (40, 6627056), (62, 4275520), (64, 4141910), (80, 3313528), (124, 2137760), (128, 2070955), (155, 1710208), (160, 1656764), (248, 1068880), (310, 855104), (320, 828382), (431, 615040), (496, 534440), (620, 427552), (640, 414191), (862, 307520), (961, 275840), (992, 267220), (1240, 213776), (1724, 153760), (1922, 137920), (1984, 133610), (2155, 123008), (2480, 106888), (3448, 76880), (3844, 68960), (3968, 66805), (4310, 61504), (4805, 55168), (4960, 53444), (6896, 38440), (7688, 34480), (8620, 30752), (9610, 27584), (9920, 26722), (13361, 19840), (13792, 19220), (15376, 17240)]