31489560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{9719}}^1$

素因数の和:9742

約数の個数: 80

約数和(自身を含む): 105850800

約数和(自身を除く): 74361240

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, 9719, 19438, 29157, 38876, 48595, 58314, 77752, 87471, 97190, 116628, 145785, 174942, 194380, 233256, 262413, 291570, 349884, 388760, 437355, 524826, 583140, 699768, 787239, 874710, 1049652, 1166280, 1312065, 1574478, 1749420, 2099304, 2624130, 3148956, 3498840, 3936195, 5248260, 6297912, 7872390, 10496520, 15744780, 31489560]

約数ペア:

[(1, 31489560), (2, 15744780), (3, 10496520), (4, 7872390), (5, 6297912), (6, 5248260), (8, 3936195), (9, 3498840), (10, 3148956), (12, 2624130), (15, 2099304), (18, 1749420), (20, 1574478), (24, 1312065), (27, 1166280), (30, 1049652), (36, 874710), (40, 787239), (45, 699768), (54, 583140), (60, 524826), (72, 437355), (81, 388760), (90, 349884), (108, 291570), (120, 262413), (135, 233256), (162, 194380), (180, 174942), (216, 145785), (270, 116628), (324, 97190), (360, 87471), (405, 77752), (540, 58314), (648, 48595), (810, 38876), (1080, 29157), (1620, 19438), (3240, 9719)]