21492994320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{63649}}^1$

素因数の和:63742

約数の個数: 240

約数和(自身を含む): 83724700800

約数和(自身を除く): 62231706480

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, 67, 70, 72, 80, 84, 90, 105, 112, 120, 126, 134, 140, 144, 168, 180, 201, 210, 240, 252, 268, 280, 315, 335, 336, 360, 402, 420, 469, 504, 536, 560, 603, 630, 670, 720, 804, 840, 938, 1005, 1008, 1072, 1206, 1260, 1340, 1407, 1608, 1680, 1876, 2010, 2345, 2412, 2520, 2680, 2814, 3015, 3216, 3752, 4020, 4221, 4690, 4824, 5040, 5360, 5628, 6030, 7035, 7504, 8040, 8442, 9380, 9648, 11256, 12060, 14070, 16080, 16884, 18760, 21105, 22512, 24120, 28140, 33768, 37520, 42210, 48240, 56280, 63649, 67536, 84420, 112560, 127298, 168840, 190947, 254596, 318245, 337680, 381894, 445543, 509192, 572841, 636490, 763788, 891086, 954735, 1018384, 1145682, 1272980, 1336629, 1527576, 1782172, 1909470, 2227715, 2291364, 2545960, 2673258, 2864205, 3055152, 3564344, 3818940, 4009887, 4264483, 4455430, 4582728, 5091920, 5346516, 5728410, 6683145, 7128688, 7637880, 8019774, 8528966, 8910860, 9165456, 10693032, 11456820, 12793449, 13366290, 15275760, 16039548, 17057932, 17821720, 20049435, 21322415, 21386064, 22913640, 25586898, 26732580, 29851381, 32079096, 34115864, 35643440, 38380347, 40098870, 42644830, 45827280, 51173796, 53465160, 59702762, 63967245, 64158192, 68231728, 76760694, 80197740, 85289660, 89554143, 102347592, 106930320, 119405524, 127934490, 149256905, 153521388, 160395480, 170579320, 179108286, 191901735, 204695184, 238811048, 255868980, 268662429, 298513810, 307042776, 320790960, 341158640, 358216572, 383803470, 447770715, 477622096, 511737960, 537324858, 597027620, 614085552, 716433144, 767606940, 895541430, 1023475920, 1074649716, 1194055240, 1343312145, 1432866288, 1535213880, 1791082860, 2149299432, 2388110480, 2686624290, 3070427760, 3582165720, 4298598864, 5373248580, 7164331440, 10746497160, 21492994320]

約数ペア:

[(1, 21492994320), (2, 10746497160), (3, 7164331440), (4, 5373248580), (5, 4298598864), (6, 3582165720), (7, 3070427760), (8, 2686624290), (9, 2388110480), (10, 2149299432), (12, 1791082860), (14, 1535213880), (15, 1432866288), (16, 1343312145), (18, 1194055240), (20, 1074649716), (21, 1023475920), (24, 895541430), (28, 767606940), (30, 716433144), (35, 614085552), (36, 597027620), (40, 537324858), (42, 511737960), (45, 477622096), (48, 447770715), (56, 383803470), (60, 358216572), (63, 341158640), (67, 320790960), (70, 307042776), (72, 298513810), (80, 268662429), (84, 255868980), (90, 238811048), (105, 204695184), (112, 191901735), (120, 179108286), (126, 170579320), (134, 160395480), (140, 153521388), (144, 149256905), (168, 127934490), (180, 119405524), (201, 106930320), (210, 102347592), (240, 89554143), (252, 85289660), (268, 80197740), (280, 76760694), (315, 68231728), (335, 64158192), (336, 63967245), (360, 59702762), (402, 53465160), (420, 51173796), (469, 45827280), (504, 42644830), (536, 40098870), (560, 38380347), (603, 35643440), (630, 34115864), (670, 32079096), (720, 29851381), (804, 26732580), (840, 25586898), (938, 22913640), (1005, 21386064), (1008, 21322415), (1072, 20049435), (1206, 17821720), (1260, 17057932), (1340, 16039548), (1407, 15275760), (1608, 13366290), (1680, 12793449), (1876, 11456820), (2010, 10693032), (2345, 9165456), (2412, 8910860), (2520, 8528966), (2680, 8019774), (2814, 7637880), (3015, 7128688), (3216, 6683145), (3752, 5728410), (4020, 5346516), (4221, 5091920), (4690, 4582728), (4824, 4455430), (5040, 4264483), (5360, 4009887), (5628, 3818940), (6030, 3564344), (7035, 3055152), (7504, 2864205), (8040, 2673258), (8442, 2545960), (9380, 2291364), (9648, 2227715), (11256, 1909470), (12060, 1782172), (14070, 1527576), (16080, 1336629), (16884, 1272980), (18760, 1145682), (21105, 1018384), (22512, 954735), (24120, 891086), (28140, 763788), (33768, 636490), (37520, 572841), (42210, 509192), (48240, 445543), (56280, 381894), (63649, 337680), (67536, 318245), (84420, 254596), (112560, 190947), (127298, 168840)]