1640294496

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:658

約数の個数: 192

約数和(自身を含む): 5029516800

約数和(自身を除く): 3389222304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 197, 207, 216, 276, 288, 368, 394, 414, 419, 432, 552, 591, 621, 736, 788, 828, 838, 864, 1104, 1182, 1242, 1257, 1576, 1656, 1676, 1773, 2208, 2364, 2484, 2514, 3152, 3312, 3352, 3546, 3771, 4531, 4728, 4968, 5028, 5319, 6304, 6624, 6704, 7092, 7542, 9062, 9456, 9637, 9936, 10056, 10638, 11313, 13408, 13593, 14184, 15084, 18124, 18912, 19274, 19872, 20112, 21276, 22626, 27186, 28368, 28911, 30168, 36248, 38548, 40224, 40779, 42552, 45252, 54372, 56736, 57822, 60336, 72496, 77096, 81558, 82543, 85104, 86733, 90504, 108744, 115644, 120672, 122337, 144992, 154192, 163116, 165086, 170208, 173466, 181008, 217488, 231288, 244674, 247629, 260199, 308384, 326232, 330172, 346932, 362016, 434976, 462576, 489348, 495258, 520398, 652464, 660344, 693864, 742887, 925152, 978696, 990516, 1040796, 1304928, 1320688, 1387728, 1485774, 1898489, 1957392, 1981032, 2081592, 2228661, 2641376, 2775456, 2971548, 3796978, 3914784, 3962064, 4163184, 4457322, 5695467, 5943096, 7593956, 7924128, 8326368, 8914644, 11390934, 11886192, 15187912, 17086401, 17829288, 22781868, 23772384, 30375824, 34172802, 35658576, 45563736, 51259203, 60751648, 68345604, 71317152, 91127472, 102518406, 136691208, 182254944, 205036812, 273382416, 410073624, 546764832, 820147248, 1640294496]

約数ペア:

[(1, 1640294496), (2, 820147248), (3, 546764832), (4, 410073624), (6, 273382416), (8, 205036812), (9, 182254944), (12, 136691208), (16, 102518406), (18, 91127472), (23, 71317152), (24, 68345604), (27, 60751648), (32, 51259203), (36, 45563736), (46, 35658576), (48, 34172802), (54, 30375824), (69, 23772384), (72, 22781868), (92, 17829288), (96, 17086401), (108, 15187912), (138, 11886192), (144, 11390934), (184, 8914644), (197, 8326368), (207, 7924128), (216, 7593956), (276, 5943096), (288, 5695467), (368, 4457322), (394, 4163184), (414, 3962064), (419, 3914784), (432, 3796978), (552, 2971548), (591, 2775456), (621, 2641376), (736, 2228661), (788, 2081592), (828, 1981032), (838, 1957392), (864, 1898489), (1104, 1485774), (1182, 1387728), (1242, 1320688), (1257, 1304928), (1576, 1040796), (1656, 990516), (1676, 978696), (1773, 925152), (2208, 742887), (2364, 693864), (2484, 660344), (2514, 652464), (3152, 520398), (3312, 495258), (3352, 489348), (3546, 462576), (3771, 434976), (4531, 362016), (4728, 346932), (4968, 330172), (5028, 326232), (5319, 308384), (6304, 260199), (6624, 247629), (6704, 244674), (7092, 231288), (7542, 217488), (9062, 181008), (9456, 173466), (9637, 170208), (9936, 165086), (10056, 163116), (10638, 154192), (11313, 144992), (13408, 122337), (13593, 120672), (14184, 115644), (15084, 108744), (18124, 90504), (18912, 86733), (19274, 85104), (19872, 82543), (20112, 81558), (21276, 77096), (22626, 72496), (27186, 60336), (28368, 57822), (28911, 56736), (30168, 54372), (36248, 45252), (38548, 42552), (40224, 40779)]