31480380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:716

約数の個数: 96

約数和(自身を含む): 99113280

約数和(自身を除く): 67632900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 97, 108, 135, 180, 194, 270, 291, 388, 485, 540, 582, 601, 873, 970, 1164, 1202, 1455, 1746, 1803, 1940, 2404, 2619, 2910, 3005, 3492, 3606, 4365, 5238, 5409, 5820, 6010, 7212, 8730, 9015, 10476, 10818, 12020, 13095, 16227, 17460, 18030, 21636, 26190, 27045, 32454, 36060, 52380, 54090, 58297, 64908, 81135, 108180, 116594, 162270, 174891, 233188, 291485, 324540, 349782, 524673, 582970, 699564, 874455, 1049346, 1165940, 1574019, 1748910, 2098692, 2623365, 3148038, 3497820, 5246730, 6296076, 7870095, 10493460, 15740190, 31480380]

約数ペア:

[(1, 31480380), (2, 15740190), (3, 10493460), (4, 7870095), (5, 6296076), (6, 5246730), (9, 3497820), (10, 3148038), (12, 2623365), (15, 2098692), (18, 1748910), (20, 1574019), (27, 1165940), (30, 1049346), (36, 874455), (45, 699564), (54, 582970), (60, 524673), (90, 349782), (97, 324540), (108, 291485), (135, 233188), (180, 174891), (194, 162270), (270, 116594), (291, 108180), (388, 81135), (485, 64908), (540, 58297), (582, 54090), (601, 52380), (873, 36060), (970, 32454), (1164, 27045), (1202, 26190), (1455, 21636), (1746, 18030), (1803, 17460), (1940, 16227), (2404, 13095), (2619, 12020), (2910, 10818), (3005, 10476), (3492, 9015), (3606, 8730), (4365, 7212), (5238, 6010), (5409, 5820)]