20217698976

素因数分解:

$2^5\times 3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:731

約数の個数: 192

約数和(自身を含む): 55564185600

約数和(自身を除く): 35346486624

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 59, 94, 96, 118, 141, 173, 177, 188, 236, 282, 346, 354, 376, 439, 472, 519, 564, 692, 708, 752, 878, 944, 1038, 1128, 1317, 1384, 1416, 1504, 1756, 1888, 2076, 2256, 2634, 2768, 2773, 2832, 3512, 4152, 4512, 5268, 5536, 5546, 5664, 7024, 8131, 8304, 8319, 10207, 10536, 11092, 14048, 16262, 16608, 16638, 20414, 20633, 21072, 22184, 24393, 25901, 30621, 32524, 33276, 40828, 41266, 42144, 44368, 48786, 51802, 61242, 61899, 65048, 66552, 75947, 77703, 81656, 82532, 88736, 97572, 103604, 122484, 123798, 130096, 133104, 151894, 155406, 163312, 165064, 195144, 207208, 227841, 244968, 247596, 260192, 266208, 303788, 310812, 326624, 330128, 390288, 414416, 455682, 479729, 489936, 495192, 607576, 621624, 660256, 780576, 828832, 911364, 959458, 979872, 990384, 1215152, 1217347, 1243248, 1439187, 1822728, 1918916, 1980768, 2430304, 2434694, 2486496, 2878374, 3569509, 3645456, 3652041, 3837832, 4480873, 4869388, 5756748, 7139018, 7290912, 7304082, 7675664, 8961746, 9738776, 10708527, 11513496, 13442619, 14278036, 14608164, 15351328, 17923492, 19477552, 21417054, 23026992, 26885238, 28556072, 29216328, 35846984, 38955104, 42834108, 46053984, 53770476, 57112144, 58432656, 71693968, 85668216, 107540952, 114224288, 116865312, 143387936, 171336432, 210601031, 215081904, 342672864, 421202062, 430163808, 631803093, 842404124, 1263606186, 1684808248, 2527212372, 3369616496, 5054424744, 6739232992, 10108849488, 20217698976]

約数ペア:

[(1, 20217698976), (2, 10108849488), (3, 6739232992), (4, 5054424744), (6, 3369616496), (8, 2527212372), (12, 1684808248), (16, 1263606186), (24, 842404124), (32, 631803093), (47, 430163808), (48, 421202062), (59, 342672864), (94, 215081904), (96, 210601031), (118, 171336432), (141, 143387936), (173, 116865312), (177, 114224288), (188, 107540952), (236, 85668216), (282, 71693968), (346, 58432656), (354, 57112144), (376, 53770476), (439, 46053984), (472, 42834108), (519, 38955104), (564, 35846984), (692, 29216328), (708, 28556072), (752, 26885238), (878, 23026992), (944, 21417054), (1038, 19477552), (1128, 17923492), (1317, 15351328), (1384, 14608164), (1416, 14278036), (1504, 13442619), (1756, 11513496), (1888, 10708527), (2076, 9738776), (2256, 8961746), (2634, 7675664), (2768, 7304082), (2773, 7290912), (2832, 7139018), (3512, 5756748), (4152, 4869388), (4512, 4480873), (5268, 3837832), (5536, 3652041), (5546, 3645456), (5664, 3569509), (7024, 2878374), (8131, 2486496), (8304, 2434694), (8319, 2430304), (10207, 1980768), (10536, 1918916), (11092, 1822728), (14048, 1439187), (16262, 1243248), (16608, 1217347), (16638, 1215152), (20414, 990384), (20633, 979872), (21072, 959458), (22184, 911364), (24393, 828832), (25901, 780576), (30621, 660256), (32524, 621624), (33276, 607576), (40828, 495192), (41266, 489936), (42144, 479729), (44368, 455682), (48786, 414416), (51802, 390288), (61242, 330128), (61899, 326624), (65048, 310812), (66552, 303788), (75947, 266208), (77703, 260192), (81656, 247596), (82532, 244968), (88736, 227841), (97572, 207208), (103604, 195144), (122484, 165064), (123798, 163312), (130096, 155406), (133104, 151894)]