21291910080

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{77279}}^1$

素因数の和:77347

約数の個数: 224

約数和(自身を含む): 79144611840

約数和(自身を除く): 57852701760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 41, 42, 48, 56, 60, 64, 70, 80, 82, 84, 96, 105, 112, 120, 123, 140, 160, 164, 168, 192, 205, 210, 224, 240, 246, 280, 287, 320, 328, 336, 410, 420, 448, 480, 492, 560, 574, 615, 656, 672, 820, 840, 861, 960, 984, 1120, 1148, 1230, 1312, 1344, 1435, 1640, 1680, 1722, 1968, 2240, 2296, 2460, 2624, 2870, 3280, 3360, 3444, 3936, 4305, 4592, 4920, 5740, 6560, 6720, 6888, 7872, 8610, 9184, 9840, 11480, 13120, 13776, 17220, 18368, 19680, 22960, 27552, 34440, 39360, 45920, 55104, 68880, 77279, 91840, 137760, 154558, 231837, 275520, 309116, 386395, 463674, 540953, 618232, 772790, 927348, 1081906, 1159185, 1236464, 1545580, 1622859, 1854696, 2163812, 2318370, 2472928, 2704765, 3091160, 3168439, 3245718, 3709392, 4327624, 4636740, 4945856, 5409530, 6182320, 6336878, 6491436, 7418784, 8114295, 8655248, 9273480, 9505317, 10819060, 12364640, 12673756, 12982872, 14837568, 15842195, 16228590, 17310496, 18546960, 19010634, 21638120, 22179073, 24729280, 25347512, 25965744, 31684390, 32457180, 34620992, 37093920, 38021268, 43276240, 44358146, 47526585, 50695024, 51931488, 63368780, 64914360, 66537219, 74187840, 76042536, 86552480, 88716292, 95053170, 101390048, 103862976, 110895365, 126737560, 129828720, 133074438, 152085072, 173104960, 177432584, 190106340, 202780096, 221790730, 253475120, 259657440, 266148876, 304170144, 332686095, 354865168, 380212680, 443581460, 506950240, 519314880, 532297752, 608340288, 665372190, 709730336, 760425360, 887162920, 1013900480, 1064595504, 1330744380, 1419460672, 1520850720, 1774325840, 2129191008, 2661488760, 3041701440, 3548651680, 4258382016, 5322977520, 7097303360, 10645955040, 21291910080]

約数ペア:

[(1, 21291910080), (2, 10645955040), (3, 7097303360), (4, 5322977520), (5, 4258382016), (6, 3548651680), (7, 3041701440), (8, 2661488760), (10, 2129191008), (12, 1774325840), (14, 1520850720), (15, 1419460672), (16, 1330744380), (20, 1064595504), (21, 1013900480), (24, 887162920), (28, 760425360), (30, 709730336), (32, 665372190), (35, 608340288), (40, 532297752), (41, 519314880), (42, 506950240), (48, 443581460), (56, 380212680), (60, 354865168), (64, 332686095), (70, 304170144), (80, 266148876), (82, 259657440), (84, 253475120), (96, 221790730), (105, 202780096), (112, 190106340), (120, 177432584), (123, 173104960), (140, 152085072), (160, 133074438), (164, 129828720), (168, 126737560), (192, 110895365), (205, 103862976), (210, 101390048), (224, 95053170), (240, 88716292), (246, 86552480), (280, 76042536), (287, 74187840), (320, 66537219), (328, 64914360), (336, 63368780), (410, 51931488), (420, 50695024), (448, 47526585), (480, 44358146), (492, 43276240), (560, 38021268), (574, 37093920), (615, 34620992), (656, 32457180), (672, 31684390), (820, 25965744), (840, 25347512), (861, 24729280), (960, 22179073), (984, 21638120), (1120, 19010634), (1148, 18546960), (1230, 17310496), (1312, 16228590), (1344, 15842195), (1435, 14837568), (1640, 12982872), (1680, 12673756), (1722, 12364640), (1968, 10819060), (2240, 9505317), (2296, 9273480), (2460, 8655248), (2624, 8114295), (2870, 7418784), (3280, 6491436), (3360, 6336878), (3444, 6182320), (3936, 5409530), (4305, 4945856), (4592, 4636740), (4920, 4327624), (5740, 3709392), (6560, 3245718), (6720, 3168439), (6888, 3091160), (7872, 2704765), (8610, 2472928), (9184, 2318370), (9840, 2163812), (11480, 1854696), (13120, 1622859), (13776, 1545580), (17220, 1236464), (18368, 1159185), (19680, 1081906), (22960, 927348), (27552, 772790), (34440, 618232), (39360, 540953), (45920, 463674), (55104, 386395), (68880, 309116), (77279, 275520), (91840, 231837), (137760, 154558)]