1968720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:660

約数の個数: 80

約数和(自身を含む): 6582912

約数和(自身を除く): 4614192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 631, 780, 1040, 1262, 1560, 1893, 2524, 3120, 3155, 3786, 5048, 6310, 7572, 8203, 9465, 10096, 12620, 15144, 16406, 18930, 24609, 25240, 30288, 32812, 37860, 41015, 49218, 50480, 65624, 75720, 82030, 98436, 123045, 131248, 151440, 164060, 196872, 246090, 328120, 393744, 492180, 656240, 984360, 1968720]

約数ペア:

[(1, 1968720), (2, 984360), (3, 656240), (4, 492180), (5, 393744), (6, 328120), (8, 246090), (10, 196872), (12, 164060), (13, 151440), (15, 131248), (16, 123045), (20, 98436), (24, 82030), (26, 75720), (30, 65624), (39, 50480), (40, 49218), (48, 41015), (52, 37860), (60, 32812), (65, 30288), (78, 25240), (80, 24609), (104, 18930), (120, 16406), (130, 15144), (156, 12620), (195, 10096), (208, 9465), (240, 8203), (260, 7572), (312, 6310), (390, 5048), (520, 3786), (624, 3155), (631, 3120), (780, 2524), (1040, 1893), (1262, 1560)]