82987920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1459}}^1$

素因数の和:1557

約数の個数: 120

約数和(自身を含む): 282422400

約数和(自身を除く): 199434480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 79, 80, 90, 120, 144, 158, 180, 237, 240, 316, 360, 395, 474, 632, 711, 720, 790, 948, 1185, 1264, 1422, 1459, 1580, 1896, 2370, 2844, 2918, 3160, 3555, 3792, 4377, 4740, 5688, 5836, 6320, 7110, 7295, 8754, 9480, 11376, 11672, 13131, 14220, 14590, 17508, 18960, 21885, 23344, 26262, 28440, 29180, 35016, 43770, 52524, 56880, 58360, 65655, 70032, 87540, 105048, 115261, 116720, 131310, 175080, 210096, 230522, 262620, 345783, 350160, 461044, 525240, 576305, 691566, 922088, 1037349, 1050480, 1152610, 1383132, 1728915, 1844176, 2074698, 2305220, 2766264, 3457830, 4149396, 4610440, 5186745, 5532528, 6915660, 8298792, 9220880, 10373490, 13831320, 16597584, 20746980, 27662640, 41493960, 82987920]

約数ペア:

[(1, 82987920), (2, 41493960), (3, 27662640), (4, 20746980), (5, 16597584), (6, 13831320), (8, 10373490), (9, 9220880), (10, 8298792), (12, 6915660), (15, 5532528), (16, 5186745), (18, 4610440), (20, 4149396), (24, 3457830), (30, 2766264), (36, 2305220), (40, 2074698), (45, 1844176), (48, 1728915), (60, 1383132), (72, 1152610), (79, 1050480), (80, 1037349), (90, 922088), (120, 691566), (144, 576305), (158, 525240), (180, 461044), (237, 350160), (240, 345783), (316, 262620), (360, 230522), (395, 210096), (474, 175080), (632, 131310), (711, 116720), (720, 115261), (790, 105048), (948, 87540), (1185, 70032), (1264, 65655), (1422, 58360), (1459, 56880), (1580, 52524), (1896, 43770), (2370, 35016), (2844, 29180), (2918, 28440), (3160, 26262), (3555, 23344), (3792, 21885), (4377, 18960), (4740, 17508), (5688, 14590), (5836, 14220), (6320, 13131), (7110, 11672), (7295, 11376), (8754, 9480)]