215566920

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{66533}}^1$

素因数の和:66556

約数の個数: 80

約数和(自身を含む): 724555260

約数和(自身を除く): 508988340

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 66533, 133066, 199599, 266132, 332665, 399198, 532264, 598797, 665330, 798396, 997995, 1197594, 1330660, 1596792, 1796391, 1995990, 2395188, 2661320, 2993985, 3592782, 3991980, 4790376, 5389173, 5987970, 7185564, 7983960, 8981955, 10778346, 11975940, 14371128, 17963910, 21556692, 23951880, 26945865, 35927820, 43113384, 53891730, 71855640, 107783460, 215566920]

約数ペア:

[(1, 215566920), (2, 107783460), (3, 71855640), (4, 53891730), (5, 43113384), (6, 35927820), (8, 26945865), (9, 23951880), (10, 21556692), (12, 17963910), (15, 14371128), (18, 11975940), (20, 10778346), (24, 8981955), (27, 7983960), (30, 7185564), (36, 5987970), (40, 5389173), (45, 4790376), (54, 3991980), (60, 3592782), (72, 2993985), (81, 2661320), (90, 2395188), (108, 1995990), (120, 1796391), (135, 1596792), (162, 1330660), (180, 1197594), (216, 997995), (270, 798396), (324, 665330), (360, 598797), (405, 532264), (540, 399198), (648, 332665), (810, 266132), (1080, 199599), (1620, 133066), (3240, 66533)]