20778853128

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{5011}}^1$

素因数の和:5283

約数の個数: 128

約数和(自身を含む): 57593894400

約数和(自身を除く): 36815041272

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 113, 132, 139, 226, 264, 278, 339, 417, 452, 556, 678, 834, 904, 1112, 1243, 1356, 1529, 1668, 2486, 2712, 3058, 3336, 3729, 4587, 4972, 5011, 6116, 7458, 9174, 9944, 10022, 12232, 14916, 15033, 15707, 18348, 20044, 29832, 30066, 31414, 36696, 40088, 47121, 55121, 60132, 62828, 94242, 110242, 120264, 125656, 165363, 172777, 188484, 220484, 330726, 345554, 376968, 440968, 518331, 566243, 661452, 691108, 696529, 1036662, 1132486, 1322904, 1382216, 1393058, 1698729, 2073324, 2089587, 2264972, 2786116, 3397458, 4146648, 4179174, 4529944, 5572232, 6228673, 6794916, 7661819, 8358348, 12457346, 13589832, 15323638, 16716696, 18686019, 22985457, 24914692, 30647276, 37372038, 45970914, 49829384, 61294552, 74744076, 78707777, 91941828, 149488152, 157415554, 183883656, 236123331, 314831108, 472246662, 629662216, 865785547, 944493324, 1731571094, 1888986648, 2597356641, 3463142188, 5194713282, 6926284376, 10389426564, 20778853128]

約数ペア:

[(1, 20778853128), (2, 10389426564), (3, 6926284376), (4, 5194713282), (6, 3463142188), (8, 2597356641), (11, 1888986648), (12, 1731571094), (22, 944493324), (24, 865785547), (33, 629662216), (44, 472246662), (66, 314831108), (88, 236123331), (113, 183883656), (132, 157415554), (139, 149488152), (226, 91941828), (264, 78707777), (278, 74744076), (339, 61294552), (417, 49829384), (452, 45970914), (556, 37372038), (678, 30647276), (834, 24914692), (904, 22985457), (1112, 18686019), (1243, 16716696), (1356, 15323638), (1529, 13589832), (1668, 12457346), (2486, 8358348), (2712, 7661819), (3058, 6794916), (3336, 6228673), (3729, 5572232), (4587, 4529944), (4972, 4179174), (5011, 4146648), (6116, 3397458), (7458, 2786116), (9174, 2264972), (9944, 2089587), (10022, 2073324), (12232, 1698729), (14916, 1393058), (15033, 1382216), (15707, 1322904), (18348, 1132486), (20044, 1036662), (29832, 696529), (30066, 691108), (31414, 661452), (36696, 566243), (40088, 518331), (47121, 440968), (55121, 376968), (60132, 345554), (62828, 330726), (94242, 220484), (110242, 188484), (120264, 172777), (125656, 165363)]