20686783320

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{40841}}^1$

素因数の和:40935

約数の個数: 256

約数和(自身を含む): 79984972800

約数和(自身を除く): 59298189480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 67, 70, 72, 84, 90, 105, 108, 120, 126, 134, 135, 140, 168, 180, 189, 201, 210, 216, 252, 268, 270, 280, 315, 335, 360, 378, 402, 420, 469, 504, 536, 540, 603, 630, 670, 756, 804, 840, 938, 945, 1005, 1080, 1206, 1260, 1340, 1407, 1512, 1608, 1809, 1876, 1890, 2010, 2345, 2412, 2520, 2680, 2814, 3015, 3618, 3752, 3780, 4020, 4221, 4690, 4824, 5628, 6030, 7035, 7236, 7560, 8040, 8442, 9045, 9380, 11256, 12060, 12663, 14070, 14472, 16884, 18090, 18760, 21105, 24120, 25326, 28140, 33768, 36180, 40841, 42210, 50652, 56280, 63315, 72360, 81682, 84420, 101304, 122523, 126630, 163364, 168840, 204205, 245046, 253260, 285887, 326728, 367569, 408410, 490092, 506520, 571774, 612615, 735138, 816820, 857661, 980184, 1102707, 1143548, 1225230, 1429435, 1470276, 1633640, 1715322, 1837845, 2205414, 2287096, 2450460, 2572983, 2736347, 2858870, 2940552, 3430644, 3675690, 4288305, 4410828, 4900920, 5145966, 5472694, 5513535, 5717740, 6861288, 7351380, 7718949, 8209041, 8576610, 8821656, 10291932, 10945388, 11027070, 11435480, 12864915, 13681735, 14702760, 15437898, 16418082, 17153220, 19154429, 20583864, 21890776, 22054140, 24627123, 25729830, 27363470, 30875796, 32836164, 34306440, 38308858, 38594745, 41045205, 44108280, 49254246, 51459660, 54726940, 57463287, 61751592, 65672328, 73881369, 76617716, 77189490, 82090410, 95772145, 98508492, 102919320, 109453880, 114926574, 123135615, 147762738, 153235432, 154378980, 164180820, 172389861, 191544290, 197016984, 229853148, 246271230, 287316435, 295525476, 308757960, 328361640, 344779722, 369406845, 383088580, 459706296, 492542460, 517169583, 574632870, 591050952, 689559444, 738813690, 766177160, 861949305, 985084920, 1034339166, 1149265740, 1379118888, 1477627380, 1723898610, 2068678332, 2298531480, 2585847915, 2955254760, 3447797220, 4137356664, 5171695830, 6895594440, 10343391660, 20686783320]

約数ペア:

[(1, 20686783320), (2, 10343391660), (3, 6895594440), (4, 5171695830), (5, 4137356664), (6, 3447797220), (7, 2955254760), (8, 2585847915), (9, 2298531480), (10, 2068678332), (12, 1723898610), (14, 1477627380), (15, 1379118888), (18, 1149265740), (20, 1034339166), (21, 985084920), (24, 861949305), (27, 766177160), (28, 738813690), (30, 689559444), (35, 591050952), (36, 574632870), (40, 517169583), (42, 492542460), (45, 459706296), (54, 383088580), (56, 369406845), (60, 344779722), (63, 328361640), (67, 308757960), (70, 295525476), (72, 287316435), (84, 246271230), (90, 229853148), (105, 197016984), (108, 191544290), (120, 172389861), (126, 164180820), (134, 154378980), (135, 153235432), (140, 147762738), (168, 123135615), (180, 114926574), (189, 109453880), (201, 102919320), (210, 98508492), (216, 95772145), (252, 82090410), (268, 77189490), (270, 76617716), (280, 73881369), (315, 65672328), (335, 61751592), (360, 57463287), (378, 54726940), (402, 51459660), (420, 49254246), (469, 44108280), (504, 41045205), (536, 38594745), (540, 38308858), (603, 34306440), (630, 32836164), (670, 30875796), (756, 27363470), (804, 25729830), (840, 24627123), (938, 22054140), (945, 21890776), (1005, 20583864), (1080, 19154429), (1206, 17153220), (1260, 16418082), (1340, 15437898), (1407, 14702760), (1512, 13681735), (1608, 12864915), (1809, 11435480), (1876, 11027070), (1890, 10945388), (2010, 10291932), (2345, 8821656), (2412, 8576610), (2520, 8209041), (2680, 7718949), (2814, 7351380), (3015, 6861288), (3618, 5717740), (3752, 5513535), (3780, 5472694), (4020, 5145966), (4221, 4900920), (4690, 4410828), (4824, 4288305), (5628, 3675690), (6030, 3430644), (7035, 2940552), (7236, 2858870), (7560, 2736347), (8040, 2572983), (8442, 2450460), (9045, 2287096), (9380, 2205414), (11256, 1837845), (12060, 1715322), (12663, 1633640), (14070, 1470276), (14472, 1429435), (16884, 1225230), (18090, 1143548), (18760, 1102707), (21105, 980184), (24120, 857661), (25326, 816820), (28140, 735138), (33768, 612615), (36180, 571774), (40841, 506520), (42210, 490092), (50652, 408410), (56280, 367569), (63315, 326728), (72360, 285887), (81682, 253260), (84420, 245046), (101304, 204205), (122523, 168840), (126630, 163364)]