31287144960

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71471}}^1$

素因数の和:71519

約数の個数: 240

約数和(自身を含む): 114060735360

約数和(自身を除く): 82773590400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 512, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1536, 1710, 1824, 1920, 2280, 2304, 2432, 2560, 2736, 2880, 3040, 3420, 3648, 3840, 4560, 4608, 4864, 5472, 5760, 6080, 6840, 7296, 7680, 9120, 9728, 10944, 11520, 12160, 13680, 14592, 18240, 21888, 23040, 24320, 27360, 29184, 36480, 43776, 48640, 54720, 71471, 72960, 87552, 109440, 142942, 145920, 214413, 218880, 285884, 357355, 428826, 437760, 571768, 643239, 714710, 857652, 1072065, 1143536, 1286478, 1357949, 1429420, 1715304, 2144130, 2287072, 2572956, 2715898, 2858840, 3216195, 3430608, 4073847, 4288260, 4574144, 5145912, 5431796, 5717680, 6432390, 6789745, 6861216, 8147694, 8576520, 9148288, 10291824, 10863592, 11435360, 12221541, 12864780, 13579490, 13722432, 16295388, 17153040, 18296576, 20369235, 20583648, 21727184, 22870720, 24443082, 25729560, 27158980, 27444864, 32590776, 34306080, 36593152, 40738470, 41167296, 43454368, 45741440, 48886164, 51459120, 54317960, 54889728, 61107705, 65181552, 68612160, 81476940, 82334592, 86908736, 91482880, 97772328, 102918240, 108635920, 109779456, 122215410, 130363104, 137224320, 162953880, 164669184, 173817472, 182965760, 195544656, 205836480, 217271840, 244430820, 260726208, 274448640, 325907760, 329338368, 347634944, 391089312, 411672960, 434543680, 488861640, 521452416, 548897280, 651815520, 695269888, 782178624, 823345920, 869087360, 977723280, 1042904832, 1303631040, 1564357248, 1646691840, 1738174720, 1955446560, 2085809664, 2607262080, 3128714496, 3476349440, 3910893120, 5214524160, 6257428992, 7821786240, 10429048320, 15643572480, 31287144960]

約数ペア:

[(1, 31287144960), (2, 15643572480), (3, 10429048320), (4, 7821786240), (5, 6257428992), (6, 5214524160), (8, 3910893120), (9, 3476349440), (10, 3128714496), (12, 2607262080), (15, 2085809664), (16, 1955446560), (18, 1738174720), (19, 1646691840), (20, 1564357248), (24, 1303631040), (30, 1042904832), (32, 977723280), (36, 869087360), (38, 823345920), (40, 782178624), (45, 695269888), (48, 651815520), (57, 548897280), (60, 521452416), (64, 488861640), (72, 434543680), (76, 411672960), (80, 391089312), (90, 347634944), (95, 329338368), (96, 325907760), (114, 274448640), (120, 260726208), (128, 244430820), (144, 217271840), (152, 205836480), (160, 195544656), (171, 182965760), (180, 173817472), (190, 164669184), (192, 162953880), (228, 137224320), (240, 130363104), (256, 122215410), (285, 109779456), (288, 108635920), (304, 102918240), (320, 97772328), (342, 91482880), (360, 86908736), (380, 82334592), (384, 81476940), (456, 68612160), (480, 65181552), (512, 61107705), (570, 54889728), (576, 54317960), (608, 51459120), (640, 48886164), (684, 45741440), (720, 43454368), (760, 41167296), (768, 40738470), (855, 36593152), (912, 34306080), (960, 32590776), (1140, 27444864), (1152, 27158980), (1216, 25729560), (1280, 24443082), (1368, 22870720), (1440, 21727184), (1520, 20583648), (1536, 20369235), (1710, 18296576), (1824, 17153040), (1920, 16295388), (2280, 13722432), (2304, 13579490), (2432, 12864780), (2560, 12221541), (2736, 11435360), (2880, 10863592), (3040, 10291824), (3420, 9148288), (3648, 8576520), (3840, 8147694), (4560, 6861216), (4608, 6789745), (4864, 6432390), (5472, 5717680), (5760, 5431796), (6080, 5145912), (6840, 4574144), (7296, 4288260), (7680, 4073847), (9120, 3430608), (9728, 3216195), (10944, 2858840), (11520, 2715898), (12160, 2572956), (13680, 2287072), (14592, 2144130), (18240, 1715304), (21888, 1429420), (23040, 1357949), (24320, 1286478), (27360, 1143536), (29184, 1072065), (36480, 857652), (43776, 714710), (48640, 643239), (54720, 571768), (71471, 437760), (72960, 428826), (87552, 357355), (109440, 285884), (142942, 218880), (145920, 214413)]