286890173120

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1\times {\mathrm{18481}}^1$

素因数の和:18986

約数の個数: 112

約数和(自身を含む): 690080916000

約数和(自身を除く): 403190742880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 349, 556, 695, 698, 1112, 1390, 1396, 1745, 2224, 2780, 2792, 3490, 4448, 5560, 5584, 6980, 8896, 11120, 11168, 13960, 18481, 22240, 22336, 27920, 36962, 44480, 48511, 55840, 73924, 92405, 97022, 111680, 147848, 184810, 194044, 242555, 295696, 369620, 388088, 485110, 591392, 739240, 776176, 970220, 1182784, 1478480, 1552352, 1940440, 2568859, 2956960, 3104704, 3880880, 5137718, 5913920, 6449869, 7761760, 10275436, 12844295, 12899738, 15523520, 20550872, 25688590, 25799476, 32249345, 41101744, 51377180, 51598952, 64498690, 82203488, 102754360, 103197904, 128997380, 164406976, 205508720, 206395808, 257994760, 411017440, 412791616, 515989520, 822034880, 896531791, 1031979040, 1793063582, 2063958080, 3586127164, 4482658955, 7172254328, 8965317910, 14344508656, 17930635820, 28689017312, 35861271640, 57378034624, 71722543280, 143445086560, 286890173120]

約数ペア:

[(1, 286890173120), (2, 143445086560), (4, 71722543280), (5, 57378034624), (8, 35861271640), (10, 28689017312), (16, 17930635820), (20, 14344508656), (32, 8965317910), (40, 7172254328), (64, 4482658955), (80, 3586127164), (139, 2063958080), (160, 1793063582), (278, 1031979040), (320, 896531791), (349, 822034880), (556, 515989520), (695, 412791616), (698, 411017440), (1112, 257994760), (1390, 206395808), (1396, 205508720), (1745, 164406976), (2224, 128997380), (2780, 103197904), (2792, 102754360), (3490, 82203488), (4448, 64498690), (5560, 51598952), (5584, 51377180), (6980, 41101744), (8896, 32249345), (11120, 25799476), (11168, 25688590), (13960, 20550872), (18481, 15523520), (22240, 12899738), (22336, 12844295), (27920, 10275436), (36962, 7761760), (44480, 6449869), (48511, 5913920), (55840, 5137718), (73924, 3880880), (92405, 3104704), (97022, 2956960), (111680, 2568859), (147848, 1940440), (184810, 1552352), (194044, 1478480), (242555, 1182784), (295696, 970220), (369620, 776176), (388088, 739240), (485110, 591392)]