18915695640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{48787}}^1$

素因数の和:49166

約数の個数: 128

約数和(自身を含む): 63229248000

約数和(自身を除く): 44313552360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 359, 360, 540, 718, 1077, 1080, 1436, 1795, 2154, 2872, 3231, 3590, 4308, 5385, 6462, 7180, 8616, 9693, 10770, 12924, 14360, 16155, 19386, 21540, 25848, 32310, 38772, 43080, 48465, 48787, 64620, 77544, 96930, 97574, 129240, 146361, 193860, 195148, 243935, 292722, 387720, 390296, 439083, 487870, 585444, 731805, 878166, 975740, 1170888, 1317249, 1463610, 1756332, 1951480, 2195415, 2634498, 2927220, 3512664, 4390830, 5268996, 5854440, 6586245, 8781660, 10537992, 13172490, 17514533, 17563320, 26344980, 35029066, 52543599, 52689960, 70058132, 87572665, 105087198, 140116264, 157630797, 175145330, 210174396, 262717995, 315261594, 350290660, 420348792, 472892391, 525435990, 630523188, 700581320, 788153985, 945784782, 1050871980, 1261046376, 1576307970, 1891569564, 2101743960, 2364461955, 3152615940, 3783139128, 4728923910, 6305231880, 9457847820, 18915695640]

約数ペア:

[(1, 18915695640), (2, 9457847820), (3, 6305231880), (4, 4728923910), (5, 3783139128), (6, 3152615940), (8, 2364461955), (9, 2101743960), (10, 1891569564), (12, 1576307970), (15, 1261046376), (18, 1050871980), (20, 945784782), (24, 788153985), (27, 700581320), (30, 630523188), (36, 525435990), (40, 472892391), (45, 420348792), (54, 350290660), (60, 315261594), (72, 262717995), (90, 210174396), (108, 175145330), (120, 157630797), (135, 140116264), (180, 105087198), (216, 87572665), (270, 70058132), (359, 52689960), (360, 52543599), (540, 35029066), (718, 26344980), (1077, 17563320), (1080, 17514533), (1436, 13172490), (1795, 10537992), (2154, 8781660), (2872, 6586245), (3231, 5854440), (3590, 5268996), (4308, 4390830), (5385, 3512664), (6462, 2927220), (7180, 2634498), (8616, 2195415), (9693, 1951480), (10770, 1756332), (12924, 1463610), (14360, 1317249), (16155, 1170888), (19386, 975740), (21540, 878166), (25848, 731805), (32310, 585444), (38772, 487870), (43080, 439083), (48465, 390296), (48787, 387720), (64620, 292722), (77544, 243935), (96930, 195148), (97574, 193860), (129240, 146361)]