20392560720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{51217}}^1$

素因数の和:51322

約数の個数: 240

約数和(自身を含む): 79260879360

約数和(自身を除く): 58868318640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 79, 80, 84, 90, 105, 112, 120, 126, 140, 144, 158, 168, 180, 210, 237, 240, 252, 280, 315, 316, 336, 360, 395, 420, 474, 504, 553, 560, 630, 632, 711, 720, 790, 840, 948, 1008, 1106, 1185, 1260, 1264, 1422, 1580, 1659, 1680, 1896, 2212, 2370, 2520, 2765, 2844, 3160, 3318, 3555, 3792, 4424, 4740, 4977, 5040, 5530, 5688, 6320, 6636, 7110, 8295, 8848, 9480, 9954, 11060, 11376, 13272, 14220, 16590, 18960, 19908, 22120, 24885, 26544, 28440, 33180, 39816, 44240, 49770, 51217, 56880, 66360, 79632, 99540, 102434, 132720, 153651, 199080, 204868, 256085, 307302, 358519, 398160, 409736, 460953, 512170, 614604, 717038, 768255, 819472, 921906, 1024340, 1075557, 1229208, 1434076, 1536510, 1792595, 1843812, 2048680, 2151114, 2304765, 2458416, 2868152, 3073020, 3226671, 3585190, 3687624, 4046143, 4097360, 4302228, 4609530, 5377785, 5736304, 6146040, 6453342, 7170380, 7375248, 8092286, 8604456, 9219060, 10755570, 12138429, 12292080, 12906684, 14340760, 16133355, 16184572, 17208912, 18438120, 20230715, 21511140, 24276858, 25813368, 28323001, 28681520, 32266710, 32369144, 36415287, 36876240, 40461430, 43022280, 48553716, 51626736, 56646002, 60692145, 64533420, 64738288, 72830574, 80922860, 84969003, 86044560, 97107432, 113292004, 121384290, 129066840, 141615005, 145661148, 161845720, 169938006, 182076435, 194214864, 226584008, 242768580, 254907009, 258133680, 283230010, 291322296, 323691440, 339876012, 364152870, 424845015, 453168016, 485537160, 509814018, 566460020, 582644592, 679752024, 728305740, 849690030, 971074320, 1019628036, 1132920040, 1274535045, 1359504048, 1456611480, 1699380060, 2039256072, 2265840080, 2549070090, 2913222960, 3398760120, 4078512144, 5098140180, 6797520240, 10196280360, 20392560720]

約数ペア:

[(1, 20392560720), (2, 10196280360), (3, 6797520240), (4, 5098140180), (5, 4078512144), (6, 3398760120), (7, 2913222960), (8, 2549070090), (9, 2265840080), (10, 2039256072), (12, 1699380060), (14, 1456611480), (15, 1359504048), (16, 1274535045), (18, 1132920040), (20, 1019628036), (21, 971074320), (24, 849690030), (28, 728305740), (30, 679752024), (35, 582644592), (36, 566460020), (40, 509814018), (42, 485537160), (45, 453168016), (48, 424845015), (56, 364152870), (60, 339876012), (63, 323691440), (70, 291322296), (72, 283230010), (79, 258133680), (80, 254907009), (84, 242768580), (90, 226584008), (105, 194214864), (112, 182076435), (120, 169938006), (126, 161845720), (140, 145661148), (144, 141615005), (158, 129066840), (168, 121384290), (180, 113292004), (210, 97107432), (237, 86044560), (240, 84969003), (252, 80922860), (280, 72830574), (315, 64738288), (316, 64533420), (336, 60692145), (360, 56646002), (395, 51626736), (420, 48553716), (474, 43022280), (504, 40461430), (553, 36876240), (560, 36415287), (630, 32369144), (632, 32266710), (711, 28681520), (720, 28323001), (790, 25813368), (840, 24276858), (948, 21511140), (1008, 20230715), (1106, 18438120), (1185, 17208912), (1260, 16184572), (1264, 16133355), (1422, 14340760), (1580, 12906684), (1659, 12292080), (1680, 12138429), (1896, 10755570), (2212, 9219060), (2370, 8604456), (2520, 8092286), (2765, 7375248), (2844, 7170380), (3160, 6453342), (3318, 6146040), (3555, 5736304), (3792, 5377785), (4424, 4609530), (4740, 4302228), (4977, 4097360), (5040, 4046143), (5530, 3687624), (5688, 3585190), (6320, 3226671), (6636, 3073020), (7110, 2868152), (8295, 2458416), (8848, 2304765), (9480, 2151114), (9954, 2048680), (11060, 1843812), (11376, 1792595), (13272, 1536510), (14220, 1434076), (16590, 1229208), (18960, 1075557), (19908, 1024340), (22120, 921906), (24885, 819472), (26544, 768255), (28440, 717038), (33180, 614604), (39816, 512170), (44240, 460953), (49770, 409736), (51217, 398160), (56880, 358519), (66360, 307302), (79632, 256085), (99540, 204868), (102434, 199080), (132720, 153651)]