78086520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6997}}^1$

素因数の和:7045

約数の個数: 96

約数和(自身を含む): 262005120

約数和(自身を除く): 183918600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 6997, 11160, 13994, 20991, 27988, 34985, 41982, 55976, 62973, 69970, 83964, 104955, 125946, 139940, 167928, 209910, 216907, 251892, 279880, 314865, 419820, 433814, 503784, 629730, 650721, 839640, 867628, 1084535, 1259460, 1301442, 1735256, 1952163, 2169070, 2518920, 2602884, 3253605, 3904326, 4338140, 5205768, 6507210, 7808652, 8676280, 9760815, 13014420, 15617304, 19521630, 26028840, 39043260, 78086520]

約数ペア:

[(1, 78086520), (2, 39043260), (3, 26028840), (4, 19521630), (5, 15617304), (6, 13014420), (8, 9760815), (9, 8676280), (10, 7808652), (12, 6507210), (15, 5205768), (18, 4338140), (20, 3904326), (24, 3253605), (30, 2602884), (31, 2518920), (36, 2169070), (40, 1952163), (45, 1735256), (60, 1301442), (62, 1259460), (72, 1084535), (90, 867628), (93, 839640), (120, 650721), (124, 629730), (155, 503784), (180, 433814), (186, 419820), (248, 314865), (279, 279880), (310, 251892), (360, 216907), (372, 209910), (465, 167928), (558, 139940), (620, 125946), (744, 104955), (930, 83964), (1116, 69970), (1240, 62973), (1395, 55976), (1860, 41982), (2232, 34985), (2790, 27988), (3720, 20991), (5580, 13994), (6997, 11160)]