65270640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{631}}^1$

素因数の和:1078

約数の個数: 80

約数和(自身を含む): 203129856

約数和(自身を除く): 137859216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 431, 631, 862, 1262, 1293, 1724, 1893, 2155, 2524, 2586, 3155, 3448, 3786, 4310, 5048, 5172, 6310, 6465, 6896, 7572, 8620, 9465, 10096, 10344, 12620, 12930, 15144, 17240, 18930, 20688, 25240, 25860, 30288, 34480, 37860, 50480, 51720, 75720, 103440, 151440, 271961, 543922, 815883, 1087844, 1359805, 1631766, 2175688, 2719610, 3263532, 4079415, 4351376, 5439220, 6527064, 8158830, 10878440, 13054128, 16317660, 21756880, 32635320, 65270640]

約数ペア:

[(1, 65270640), (2, 32635320), (3, 21756880), (4, 16317660), (5, 13054128), (6, 10878440), (8, 8158830), (10, 6527064), (12, 5439220), (15, 4351376), (16, 4079415), (20, 3263532), (24, 2719610), (30, 2175688), (40, 1631766), (48, 1359805), (60, 1087844), (80, 815883), (120, 543922), (240, 271961), (431, 151440), (631, 103440), (862, 75720), (1262, 51720), (1293, 50480), (1724, 37860), (1893, 34480), (2155, 30288), (2524, 25860), (2586, 25240), (3155, 20688), (3448, 18930), (3786, 17240), (4310, 15144), (5048, 12930), (5172, 12620), (6310, 10344), (6465, 10096), (6896, 9465), (7572, 8620)]