78854640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4159}}^1$

素因数の和:4254

約数の個数: 80

約数和(自身を含む): 247603200

約数和(自身を除く): 168748560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4159, 4740, 6320, 8318, 9480, 12477, 16636, 18960, 20795, 24954, 33272, 41590, 49908, 62385, 66544, 83180, 99816, 124770, 166360, 199632, 249540, 328561, 332720, 499080, 657122, 985683, 998160, 1314244, 1642805, 1971366, 2628488, 3285610, 3942732, 4928415, 5256976, 6571220, 7885464, 9856830, 13142440, 15770928, 19713660, 26284880, 39427320, 78854640]

約数ペア:

[(1, 78854640), (2, 39427320), (3, 26284880), (4, 19713660), (5, 15770928), (6, 13142440), (8, 9856830), (10, 7885464), (12, 6571220), (15, 5256976), (16, 4928415), (20, 3942732), (24, 3285610), (30, 2628488), (40, 1971366), (48, 1642805), (60, 1314244), (79, 998160), (80, 985683), (120, 657122), (158, 499080), (237, 332720), (240, 328561), (316, 249540), (395, 199632), (474, 166360), (632, 124770), (790, 99816), (948, 83180), (1185, 66544), (1264, 62385), (1580, 49908), (1896, 41590), (2370, 33272), (3160, 24954), (3792, 20795), (4159, 18960), (4740, 16636), (6320, 12477), (8318, 9480)]