20179967080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4159}}^1$

素因数の和:4264

約数の個数: 256

約数和(自身を含む): 59041382400

約数和(自身を除く): 38861415320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 43, 52, 56, 62, 65, 70, 86, 91, 104, 124, 130, 140, 155, 172, 182, 215, 217, 248, 260, 280, 301, 310, 344, 364, 403, 430, 434, 455, 520, 559, 602, 620, 728, 806, 860, 868, 910, 1085, 1118, 1204, 1240, 1333, 1505, 1612, 1720, 1736, 1820, 2015, 2170, 2236, 2408, 2666, 2795, 2821, 3010, 3224, 3640, 3913, 4030, 4159, 4340, 4472, 5332, 5590, 5642, 6020, 6665, 7826, 8060, 8318, 8680, 9331, 10664, 11180, 11284, 12040, 13330, 14105, 15652, 16120, 16636, 17329, 18662, 19565, 20795, 22360, 22568, 26660, 28210, 29113, 31304, 33272, 34658, 37324, 39130, 41590, 46655, 53320, 54067, 56420, 58226, 69316, 74648, 78260, 83180, 86645, 93310, 108134, 112840, 116452, 121303, 128929, 138632, 145565, 156520, 166360, 173290, 178837, 186620, 216268, 232904, 242606, 257858, 270335, 291130, 346580, 357674, 373240, 378469, 432536, 485212, 515716, 540670, 582260, 606515, 644645, 693160, 715348, 756938, 894185, 902503, 970424, 1031432, 1081340, 1164520, 1213030, 1251859, 1289290, 1430696, 1513876, 1676077, 1788370, 1805006, 1892345, 2162680, 2324881, 2426060, 2503718, 2578580, 3027752, 3352154, 3576740, 3610012, 3784690, 4512515, 4649762, 4852120, 5007436, 5157160, 5543947, 6259295, 6704308, 7153480, 7220024, 7569380, 8380385, 9025030, 9299524, 10014872, 11087894, 11624405, 11732539, 12518590, 13408616, 15138760, 16274167, 16760770, 18050060, 18599048, 22175788, 23248810, 23465078, 25037180, 27719735, 32548334, 33521540, 36100120, 38807629, 44351576, 46497620, 46930156, 50074360, 55439470, 58662695, 65096668, 67043080, 72071311, 77615258, 81370835, 92995240, 93860312, 110878940, 117325390, 130193336, 144142622, 155230516, 162741670, 194038145, 221757880, 234650780, 288285244, 310461032, 325483340, 360356555, 388076290, 469301560, 504499177, 576570488, 650966680, 720713110, 776152580, 1008998354, 1441426220, 1552305160, 2017996708, 2522495885, 2882852440, 4035993416, 5044991770, 10089983540, 20179967080]

約数ペア:

[(1, 20179967080), (2, 10089983540), (4, 5044991770), (5, 4035993416), (7, 2882852440), (8, 2522495885), (10, 2017996708), (13, 1552305160), (14, 1441426220), (20, 1008998354), (26, 776152580), (28, 720713110), (31, 650966680), (35, 576570488), (40, 504499177), (43, 469301560), (52, 388076290), (56, 360356555), (62, 325483340), (65, 310461032), (70, 288285244), (86, 234650780), (91, 221757880), (104, 194038145), (124, 162741670), (130, 155230516), (140, 144142622), (155, 130193336), (172, 117325390), (182, 110878940), (215, 93860312), (217, 92995240), (248, 81370835), (260, 77615258), (280, 72071311), (301, 67043080), (310, 65096668), (344, 58662695), (364, 55439470), (403, 50074360), (430, 46930156), (434, 46497620), (455, 44351576), (520, 38807629), (559, 36100120), (602, 33521540), (620, 32548334), (728, 27719735), (806, 25037180), (860, 23465078), (868, 23248810), (910, 22175788), (1085, 18599048), (1118, 18050060), (1204, 16760770), (1240, 16274167), (1333, 15138760), (1505, 13408616), (1612, 12518590), (1720, 11732539), (1736, 11624405), (1820, 11087894), (2015, 10014872), (2170, 9299524), (2236, 9025030), (2408, 8380385), (2666, 7569380), (2795, 7220024), (2821, 7153480), (3010, 6704308), (3224, 6259295), (3640, 5543947), (3913, 5157160), (4030, 5007436), (4159, 4852120), (4340, 4649762), (4472, 4512515), (5332, 3784690), (5590, 3610012), (5642, 3576740), (6020, 3352154), (6665, 3027752), (7826, 2578580), (8060, 2503718), (8318, 2426060), (8680, 2324881), (9331, 2162680), (10664, 1892345), (11180, 1805006), (11284, 1788370), (12040, 1676077), (13330, 1513876), (14105, 1430696), (15652, 1289290), (16120, 1251859), (16636, 1213030), (17329, 1164520), (18662, 1081340), (19565, 1031432), (20795, 970424), (22360, 902503), (22568, 894185), (26660, 756938), (28210, 715348), (29113, 693160), (31304, 644645), (33272, 606515), (34658, 582260), (37324, 540670), (39130, 515716), (41590, 485212), (46655, 432536), (53320, 378469), (54067, 373240), (56420, 357674), (58226, 346580), (69316, 291130), (74648, 270335), (78260, 257858), (83180, 242606), (86645, 232904), (93310, 216268), (108134, 186620), (112840, 178837), (116452, 173290), (121303, 166360), (128929, 156520), (138632, 145565)]