198979488

素因数分解:

$2^5\times 3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:387

約数の個数: 144

約数和(自身を含む): 591566976

約数和(自身を除く): 392587488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 71, 72, 74, 96, 111, 142, 144, 148, 213, 222, 263, 284, 288, 296, 333, 426, 444, 526, 568, 592, 639, 666, 789, 852, 888, 1052, 1136, 1184, 1278, 1332, 1578, 1704, 1776, 2104, 2272, 2367, 2556, 2627, 2664, 3156, 3408, 3552, 4208, 4734, 5112, 5254, 5328, 6312, 6816, 7881, 8416, 9468, 9731, 10224, 10508, 10656, 12624, 15762, 18673, 18936, 19462, 20448, 21016, 23643, 25248, 29193, 31524, 37346, 37872, 38924, 42032, 47286, 56019, 58386, 63048, 74692, 75744, 77848, 84064, 87579, 94572, 112038, 116772, 126096, 149384, 155696, 168057, 175158, 189144, 224076, 233544, 252192, 298768, 311392, 336114, 350316, 378288, 448152, 467088, 597536, 672228, 690901, 700632, 756576, 896304, 934176, 1344456, 1381802, 1401264, 1792608, 2072703, 2688912, 2763604, 2802528, 4145406, 5377824, 5527208, 6218109, 8290812, 11054416, 12436218, 16581624, 22108832, 24872436, 33163248, 49744872, 66326496, 99489744, 198979488]

約数ペア:

[(1, 198979488), (2, 99489744), (3, 66326496), (4, 49744872), (6, 33163248), (8, 24872436), (9, 22108832), (12, 16581624), (16, 12436218), (18, 11054416), (24, 8290812), (32, 6218109), (36, 5527208), (37, 5377824), (48, 4145406), (71, 2802528), (72, 2763604), (74, 2688912), (96, 2072703), (111, 1792608), (142, 1401264), (144, 1381802), (148, 1344456), (213, 934176), (222, 896304), (263, 756576), (284, 700632), (288, 690901), (296, 672228), (333, 597536), (426, 467088), (444, 448152), (526, 378288), (568, 350316), (592, 336114), (639, 311392), (666, 298768), (789, 252192), (852, 233544), (888, 224076), (1052, 189144), (1136, 175158), (1184, 168057), (1278, 155696), (1332, 149384), (1578, 126096), (1704, 116772), (1776, 112038), (2104, 94572), (2272, 87579), (2367, 84064), (2556, 77848), (2627, 75744), (2664, 74692), (3156, 63048), (3408, 58386), (3552, 56019), (4208, 47286), (4734, 42032), (5112, 38924), (5254, 37872), (5328, 37346), (6312, 31524), (6816, 29193), (7881, 25248), (8416, 23643), (9468, 21016), (9731, 20448), (10224, 19462), (10508, 18936), (10656, 18673), (12624, 15762)]