257583960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{23081}}^1$

素因数の和:23129

約数の個数: 96

約数和(自身を含む): 864190080

約数和(自身を除く): 606606120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 23081, 46162, 69243, 92324, 115405, 138486, 184648, 207729, 230810, 276972, 346215, 415458, 461620, 553944, 692430, 715511, 830916, 923240, 1038645, 1384860, 1431022, 1661832, 2077290, 2146533, 2769720, 2862044, 3577555, 4154580, 4293066, 5724088, 6439599, 7155110, 8309160, 8586132, 10732665, 12879198, 14310220, 17172264, 21465330, 25758396, 28620440, 32197995, 42930660, 51516792, 64395990, 85861320, 128791980, 257583960]

約数ペア:

[(1, 257583960), (2, 128791980), (3, 85861320), (4, 64395990), (5, 51516792), (6, 42930660), (8, 32197995), (9, 28620440), (10, 25758396), (12, 21465330), (15, 17172264), (18, 14310220), (20, 12879198), (24, 10732665), (30, 8586132), (31, 8309160), (36, 7155110), (40, 6439599), (45, 5724088), (60, 4293066), (62, 4154580), (72, 3577555), (90, 2862044), (93, 2769720), (120, 2146533), (124, 2077290), (155, 1661832), (180, 1431022), (186, 1384860), (248, 1038645), (279, 923240), (310, 830916), (360, 715511), (372, 692430), (465, 553944), (558, 461620), (620, 415458), (744, 346215), (930, 276972), (1116, 230810), (1240, 207729), (1395, 184648), (1860, 138486), (2232, 115405), (2790, 92324), (3720, 69243), (5580, 46162), (11160, 23081)]