31275120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{863}}^1$

素因数の和:1030

約数の個数: 80

約数和(自身を含む): 97708032

約数和(自身を除く): 66432912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 151, 240, 302, 453, 604, 755, 863, 906, 1208, 1510, 1726, 1812, 2265, 2416, 2589, 3020, 3452, 3624, 4315, 4530, 5178, 6040, 6904, 7248, 8630, 9060, 10356, 12080, 12945, 13808, 17260, 18120, 20712, 25890, 34520, 36240, 41424, 51780, 69040, 103560, 130313, 207120, 260626, 390939, 521252, 651565, 781878, 1042504, 1303130, 1563756, 1954695, 2085008, 2606260, 3127512, 3909390, 5212520, 6255024, 7818780, 10425040, 15637560, 31275120]

約数ペア:

[(1, 31275120), (2, 15637560), (3, 10425040), (4, 7818780), (5, 6255024), (6, 5212520), (8, 3909390), (10, 3127512), (12, 2606260), (15, 2085008), (16, 1954695), (20, 1563756), (24, 1303130), (30, 1042504), (40, 781878), (48, 651565), (60, 521252), (80, 390939), (120, 260626), (151, 207120), (240, 130313), (302, 103560), (453, 69040), (604, 51780), (755, 41424), (863, 36240), (906, 34520), (1208, 25890), (1510, 20712), (1726, 18120), (1812, 17260), (2265, 13808), (2416, 12945), (2589, 12080), (3020, 10356), (3452, 9060), (3624, 8630), (4315, 7248), (4530, 6904), (5178, 6040)]