1780836120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2687}}^1$

素因数の和:2974

約数の個数: 192

約数和(自身を含む): 6642155520

約数和(自身を除く): 4861319400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 263, 280, 315, 360, 420, 504, 526, 630, 789, 840, 1052, 1260, 1315, 1578, 1841, 2104, 2367, 2520, 2630, 2687, 3156, 3682, 3945, 4734, 5260, 5374, 5523, 6312, 7364, 7890, 8061, 9205, 9468, 10520, 10748, 11046, 11835, 13435, 14728, 15780, 16122, 16569, 18410, 18809, 18936, 21496, 22092, 23670, 24183, 26870, 27615, 31560, 32244, 33138, 36820, 37618, 40305, 44184, 47340, 48366, 53740, 55230, 56427, 64488, 66276, 73640, 75236, 80610, 82845, 94045, 94680, 96732, 107480, 110460, 112854, 120915, 132552, 150472, 161220, 165690, 169281, 188090, 193464, 220920, 225708, 241830, 282135, 322440, 331380, 338562, 376180, 451416, 483660, 564270, 662760, 677124, 706681, 752360, 846405, 967320, 1128540, 1354248, 1413362, 1692810, 2120043, 2257080, 2826724, 3385620, 3533405, 4240086, 4946767, 5653448, 6360129, 6771240, 7066810, 8480172, 9893534, 10600215, 12720258, 14133620, 14840301, 16960344, 19787068, 21200430, 24733835, 25440516, 28267240, 29680602, 31800645, 39574136, 42400860, 44520903, 49467670, 50881032, 59361204, 63601290, 74201505, 84801720, 89041806, 98935340, 118722408, 127202580, 148403010, 178083612, 197870680, 222604515, 254405160, 296806020, 356167224, 445209030, 593612040, 890418060, 1780836120]

約数ペア:

[(1, 1780836120), (2, 890418060), (3, 593612040), (4, 445209030), (5, 356167224), (6, 296806020), (7, 254405160), (8, 222604515), (9, 197870680), (10, 178083612), (12, 148403010), (14, 127202580), (15, 118722408), (18, 98935340), (20, 89041806), (21, 84801720), (24, 74201505), (28, 63601290), (30, 59361204), (35, 50881032), (36, 49467670), (40, 44520903), (42, 42400860), (45, 39574136), (56, 31800645), (60, 29680602), (63, 28267240), (70, 25440516), (72, 24733835), (84, 21200430), (90, 19787068), (105, 16960344), (120, 14840301), (126, 14133620), (140, 12720258), (168, 10600215), (180, 9893534), (210, 8480172), (252, 7066810), (263, 6771240), (280, 6360129), (315, 5653448), (360, 4946767), (420, 4240086), (504, 3533405), (526, 3385620), (630, 2826724), (789, 2257080), (840, 2120043), (1052, 1692810), (1260, 1413362), (1315, 1354248), (1578, 1128540), (1841, 967320), (2104, 846405), (2367, 752360), (2520, 706681), (2630, 677124), (2687, 662760), (3156, 564270), (3682, 483660), (3945, 451416), (4734, 376180), (5260, 338562), (5374, 331380), (5523, 322440), (6312, 282135), (7364, 241830), (7890, 225708), (8061, 220920), (9205, 193464), (9468, 188090), (10520, 169281), (10748, 165690), (11046, 161220), (11835, 150472), (13435, 132552), (14728, 120915), (15780, 112854), (16122, 110460), (16569, 107480), (18410, 96732), (18809, 94680), (18936, 94045), (21496, 82845), (22092, 80610), (23670, 75236), (24183, 73640), (26870, 66276), (27615, 64488), (31560, 56427), (32244, 55230), (33138, 53740), (36820, 48366), (37618, 47340), (40305, 44184)]