20340302080

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1109}}^1$

素因数の和:1249

約数の個数: 288

約数和(自身を含む): 58808332800

約数和(自身を除く): 38468030720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 89, 92, 112, 115, 128, 140, 160, 161, 178, 184, 224, 230, 256, 280, 320, 322, 356, 368, 445, 448, 460, 560, 623, 640, 644, 712, 736, 805, 890, 896, 920, 1109, 1120, 1246, 1280, 1288, 1424, 1472, 1610, 1780, 1792, 1840, 2047, 2218, 2240, 2492, 2576, 2848, 2944, 3115, 3220, 3560, 3680, 4094, 4436, 4480, 4984, 5152, 5545, 5696, 5888, 6230, 6440, 7120, 7360, 7763, 8188, 8872, 8960, 9968, 10235, 10304, 11090, 11392, 12460, 12880, 14240, 14329, 14720, 15526, 16376, 17744, 19936, 20470, 20608, 22180, 22784, 24920, 25507, 25760, 28480, 28658, 29440, 31052, 32752, 35488, 38815, 39872, 40940, 41216, 44360, 49840, 51014, 51520, 56960, 57316, 62104, 65504, 70976, 71645, 77630, 79744, 81880, 88720, 98701, 99680, 102028, 103040, 113920, 114632, 124208, 127535, 131008, 141952, 143290, 155260, 159488, 163760, 177440, 178549, 197402, 199360, 204056, 206080, 229264, 248416, 255070, 262016, 283904, 286580, 310520, 327520, 354880, 357098, 394804, 398720, 408112, 458528, 493505, 496832, 510140, 524032, 573160, 621040, 655040, 690907, 709760, 714196, 789608, 797440, 816224, 892745, 917056, 987010, 993664, 1020280, 1146320, 1242080, 1310080, 1381814, 1419520, 1428392, 1579216, 1632448, 1785490, 1834112, 1974020, 1987328, 2040560, 2270123, 2292640, 2484160, 2620160, 2763628, 2856784, 3158432, 3264896, 3454535, 3570980, 3668224, 3948040, 4081120, 4540246, 4585280, 4968320, 5527256, 5713568, 6316864, 6529792, 6909070, 7141960, 7896080, 8162240, 9080492, 9170560, 9936640, 11054512, 11350615, 11427136, 12633728, 13818140, 14283920, 15792160, 15890861, 16324480, 18160984, 18341120, 22109024, 22701230, 22854272, 25267456, 27636280, 28567840, 31584320, 31781722, 32648960, 36321968, 44218048, 45402460, 45708544, 55272560, 57135680, 63168640, 63563444, 72643936, 79454305, 88436096, 90804920, 110545120, 114271360, 126337280, 127126888, 145287872, 158908610, 176872192, 181609840, 221090240, 228542720, 254253776, 290575744, 317817220, 363219680, 442180480, 508507552, 581151488, 635634440, 726439360, 884360960, 1017015104, 1271268880, 1452878720, 2034030208, 2542537760, 2905757440, 4068060416, 5085075520, 10170151040, 20340302080]

約数ペア:

[(1, 20340302080), (2, 10170151040), (4, 5085075520), (5, 4068060416), (7, 2905757440), (8, 2542537760), (10, 2034030208), (14, 1452878720), (16, 1271268880), (20, 1017015104), (23, 884360960), (28, 726439360), (32, 635634440), (35, 581151488), (40, 508507552), (46, 442180480), (56, 363219680), (64, 317817220), (70, 290575744), (80, 254253776), (89, 228542720), (92, 221090240), (112, 181609840), (115, 176872192), (128, 158908610), (140, 145287872), (160, 127126888), (161, 126337280), (178, 114271360), (184, 110545120), (224, 90804920), (230, 88436096), (256, 79454305), (280, 72643936), (320, 63563444), (322, 63168640), (356, 57135680), (368, 55272560), (445, 45708544), (448, 45402460), (460, 44218048), (560, 36321968), (623, 32648960), (640, 31781722), (644, 31584320), (712, 28567840), (736, 27636280), (805, 25267456), (890, 22854272), (896, 22701230), (920, 22109024), (1109, 18341120), (1120, 18160984), (1246, 16324480), (1280, 15890861), (1288, 15792160), (1424, 14283920), (1472, 13818140), (1610, 12633728), (1780, 11427136), (1792, 11350615), (1840, 11054512), (2047, 9936640), (2218, 9170560), (2240, 9080492), (2492, 8162240), (2576, 7896080), (2848, 7141960), (2944, 6909070), (3115, 6529792), (3220, 6316864), (3560, 5713568), (3680, 5527256), (4094, 4968320), (4436, 4585280), (4480, 4540246), (4984, 4081120), (5152, 3948040), (5545, 3668224), (5696, 3570980), (5888, 3454535), (6230, 3264896), (6440, 3158432), (7120, 2856784), (7360, 2763628), (7763, 2620160), (8188, 2484160), (8872, 2292640), (8960, 2270123), (9968, 2040560), (10235, 1987328), (10304, 1974020), (11090, 1834112), (11392, 1785490), (12460, 1632448), (12880, 1579216), (14240, 1428392), (14329, 1419520), (14720, 1381814), (15526, 1310080), (16376, 1242080), (17744, 1146320), (19936, 1020280), (20470, 993664), (20608, 987010), (22180, 917056), (22784, 892745), (24920, 816224), (25507, 797440), (25760, 789608), (28480, 714196), (28658, 709760), (29440, 690907), (31052, 655040), (32752, 621040), (35488, 573160), (38815, 524032), (39872, 510140), (40940, 496832), (41216, 493505), (44360, 458528), (49840, 408112), (51014, 398720), (51520, 394804), (56960, 357098), (57316, 354880), (62104, 327520), (65504, 310520), (70976, 286580), (71645, 283904), (77630, 262016), (79744, 255070), (81880, 248416), (88720, 229264), (98701, 206080), (99680, 204056), (102028, 199360), (103040, 197402), (113920, 178549), (114632, 177440), (124208, 163760), (127535, 159488), (131008, 155260), (141952, 143290)]