87408720

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:120

約数の個数: 400

約数和(自身を含む): 362976768

約数和(自身を除く): 275568048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 41, 42, 45, 47, 48, 54, 56, 60, 63, 70, 72, 80, 81, 82, 84, 90, 94, 105, 108, 112, 120, 123, 126, 135, 140, 141, 144, 162, 164, 168, 180, 188, 189, 205, 210, 216, 235, 240, 246, 252, 270, 280, 282, 287, 315, 324, 328, 329, 336, 360, 369, 376, 378, 405, 410, 420, 423, 432, 470, 492, 504, 540, 560, 564, 567, 574, 615, 630, 648, 656, 658, 705, 720, 738, 752, 756, 810, 820, 840, 846, 861, 940, 945, 984, 987, 1008, 1080, 1107, 1128, 1134, 1148, 1230, 1260, 1269, 1296, 1316, 1410, 1435, 1476, 1512, 1620, 1640, 1645, 1680, 1692, 1722, 1845, 1880, 1890, 1927, 1968, 1974, 2115, 2160, 2214, 2256, 2268, 2296, 2460, 2520, 2538, 2583, 2632, 2820, 2835, 2870, 2952, 2961, 3024, 3240, 3280, 3290, 3321, 3384, 3444, 3690, 3760, 3780, 3807, 3854, 3948, 4230, 4305, 4428, 4536, 4592, 4920, 4935, 5040, 5076, 5166, 5264, 5535, 5640, 5670, 5740, 5781, 5904, 5922, 6345, 6480, 6580, 6642, 6768, 6888, 7380, 7560, 7614, 7708, 7749, 7896, 8460, 8610, 8856, 8883, 9072, 9635, 9840, 9870, 10152, 10332, 11070, 11280, 11340, 11480, 11562, 11844, 12690, 12915, 13160, 13284, 13489, 13776, 14760, 14805, 15120, 15228, 15416, 15498, 15792, 16605, 16920, 17220, 17343, 17712, 17766, 19035, 19270, 19740, 20304, 20664, 22140, 22680, 22960, 23124, 23247, 23688, 25380, 25830, 26320, 26568, 26649, 26978, 28905, 29520, 29610, 30456, 30832, 30996, 33210, 33840, 34440, 34686, 35532, 38070, 38540, 38745, 39480, 40467, 41328, 44280, 44415, 45360, 46248, 46494, 47376, 50760, 51660, 52029, 53136, 53298, 53956, 57810, 59220, 60912, 61992, 66420, 67445, 68880, 69372, 71064, 76140, 77080, 77490, 78960, 80934, 86715, 88560, 88830, 92496, 92988, 101520, 103320, 104058, 106596, 107912, 115620, 116235, 118440, 121401, 123984, 132840, 133245, 134890, 138744, 142128, 152280, 154160, 154980, 156087, 161868, 173430, 177660, 185976, 202335, 206640, 208116, 213192, 215824, 231240, 232470, 236880, 242802, 260145, 265680, 266490, 269780, 277488, 304560, 309960, 312174, 323736, 346860, 355320, 364203, 371952, 404670, 416232, 426384, 462480, 464940, 485604, 520290, 532980, 539560, 607005, 619920, 624348, 647472, 693720, 710640, 728406, 780435, 809340, 832464, 929880, 971208, 1040580, 1065960, 1079120, 1092609, 1214010, 1248696, 1387440, 1456812, 1560870, 1618680, 1821015, 1859760, 1942416, 2081160, 2131920, 2185218, 2428020, 2497392, 2913624, 3121740, 3237360, 3642030, 4162320, 4370436, 4856040, 5463045, 5827248, 6243480, 7284060, 8740872, 9712080, 10926090, 12486960, 14568120, 17481744, 21852180, 29136240, 43704360, 87408720]

約数ペア:

[(1, 87408720), (2, 43704360), (3, 29136240), (4, 21852180), (5, 17481744), (6, 14568120), (7, 12486960), (8, 10926090), (9, 9712080), (10, 8740872), (12, 7284060), (14, 6243480), (15, 5827248), (16, 5463045), (18, 4856040), (20, 4370436), (21, 4162320), (24, 3642030), (27, 3237360), (28, 3121740), (30, 2913624), (35, 2497392), (36, 2428020), (40, 2185218), (41, 2131920), (42, 2081160), (45, 1942416), (47, 1859760), (48, 1821015), (54, 1618680), (56, 1560870), (60, 1456812), (63, 1387440), (70, 1248696), (72, 1214010), (80, 1092609), (81, 1079120), (82, 1065960), (84, 1040580), (90, 971208), (94, 929880), (105, 832464), (108, 809340), (112, 780435), (120, 728406), (123, 710640), (126, 693720), (135, 647472), (140, 624348), (141, 619920), (144, 607005), (162, 539560), (164, 532980), (168, 520290), (180, 485604), (188, 464940), (189, 462480), (205, 426384), (210, 416232), (216, 404670), (235, 371952), (240, 364203), (246, 355320), (252, 346860), (270, 323736), (280, 312174), (282, 309960), (287, 304560), (315, 277488), (324, 269780), (328, 266490), (329, 265680), (336, 260145), (360, 242802), (369, 236880), (376, 232470), (378, 231240), (405, 215824), (410, 213192), (420, 208116), (423, 206640), (432, 202335), (470, 185976), (492, 177660), (504, 173430), (540, 161868), (560, 156087), (564, 154980), (567, 154160), (574, 152280), (615, 142128), (630, 138744), (648, 134890), (656, 133245), (658, 132840), (705, 123984), (720, 121401), (738, 118440), (752, 116235), (756, 115620), (810, 107912), (820, 106596), (840, 104058), (846, 103320), (861, 101520), (940, 92988), (945, 92496), (984, 88830), (987, 88560), (1008, 86715), (1080, 80934), (1107, 78960), (1128, 77490), (1134, 77080), (1148, 76140), (1230, 71064), (1260, 69372), (1269, 68880), (1296, 67445), (1316, 66420), (1410, 61992), (1435, 60912), (1476, 59220), (1512, 57810), (1620, 53956), (1640, 53298), (1645, 53136), (1680, 52029), (1692, 51660), (1722, 50760), (1845, 47376), (1880, 46494), (1890, 46248), (1927, 45360), (1968, 44415), (1974, 44280), (2115, 41328), (2160, 40467), (2214, 39480), (2256, 38745), (2268, 38540), (2296, 38070), (2460, 35532), (2520, 34686), (2538, 34440), (2583, 33840), (2632, 33210), (2820, 30996), (2835, 30832), (2870, 30456), (2952, 29610), (2961, 29520), (3024, 28905), (3240, 26978), (3280, 26649), (3290, 26568), (3321, 26320), (3384, 25830), (3444, 25380), (3690, 23688), (3760, 23247), (3780, 23124), (3807, 22960), (3854, 22680), (3948, 22140), (4230, 20664), (4305, 20304), (4428, 19740), (4536, 19270), (4592, 19035), (4920, 17766), (4935, 17712), (5040, 17343), (5076, 17220), (5166, 16920), (5264, 16605), (5535, 15792), (5640, 15498), (5670, 15416), (5740, 15228), (5781, 15120), (5904, 14805), (5922, 14760), (6345, 13776), (6480, 13489), (6580, 13284), (6642, 13160), (6768, 12915), (6888, 12690), (7380, 11844), (7560, 11562), (7614, 11480), (7708, 11340), (7749, 11280), (7896, 11070), (8460, 10332), (8610, 10152), (8856, 9870), (8883, 9840), (9072, 9635)]