178710660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32027}}^1$

素因数の和:32073

約数の個数: 72

約数和(自身を含む): 559593216

約数和(自身を除く): 380882556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 32027, 64054, 96081, 128108, 160135, 192162, 288243, 320270, 384324, 480405, 576486, 640540, 960810, 992837, 1152972, 1441215, 1921620, 1985674, 2882430, 2978511, 3971348, 4964185, 5764860, 5957022, 8935533, 9928370, 11914044, 14892555, 17871066, 19856740, 29785110, 35742132, 44677665, 59570220, 89355330, 178710660]

約数ペア:

[(1, 178710660), (2, 89355330), (3, 59570220), (4, 44677665), (5, 35742132), (6, 29785110), (9, 19856740), (10, 17871066), (12, 14892555), (15, 11914044), (18, 9928370), (20, 8935533), (30, 5957022), (31, 5764860), (36, 4964185), (45, 3971348), (60, 2978511), (62, 2882430), (90, 1985674), (93, 1921620), (124, 1441215), (155, 1152972), (180, 992837), (186, 960810), (279, 640540), (310, 576486), (372, 480405), (465, 384324), (558, 320270), (620, 288243), (930, 192162), (1116, 160135), (1395, 128108), (1860, 96081), (2790, 64054), (5580, 32027)]