205202640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27581}}^1$

素因数の和:27628

約数の個数: 80

約数和(自身を含む): 656672256

約数和(自身を除く): 451469616

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 27581, 55162, 82743, 110324, 137905, 165486, 220648, 275810, 330972, 413715, 441296, 551620, 661944, 827430, 855011, 1103240, 1323888, 1654860, 1710022, 2206480, 2565033, 3309720, 3420044, 4275055, 5130066, 6619440, 6840088, 8550110, 10260132, 12825165, 13680176, 17100220, 20520264, 25650330, 34200440, 41040528, 51300660, 68400880, 102601320, 205202640]

約数ペア:

[(1, 205202640), (2, 102601320), (3, 68400880), (4, 51300660), (5, 41040528), (6, 34200440), (8, 25650330), (10, 20520264), (12, 17100220), (15, 13680176), (16, 12825165), (20, 10260132), (24, 8550110), (30, 6840088), (31, 6619440), (40, 5130066), (48, 4275055), (60, 3420044), (62, 3309720), (80, 2565033), (93, 2206480), (120, 1710022), (124, 1654860), (155, 1323888), (186, 1103240), (240, 855011), (248, 827430), (310, 661944), (372, 551620), (465, 441296), (496, 413715), (620, 330972), (744, 275810), (930, 220648), (1240, 165486), (1488, 137905), (1860, 110324), (2480, 82743), (3720, 55162), (7440, 27581)]