1285751964

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:489

約数の個数: 192

約数和(自身を含む): 3782016000

約数和(自身を除く): 2496264036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 41, 42, 49, 57, 76, 82, 84, 98, 114, 123, 133, 147, 164, 196, 228, 246, 266, 287, 294, 343, 399, 401, 492, 532, 574, 588, 686, 779, 798, 802, 861, 931, 1029, 1148, 1203, 1372, 1558, 1596, 1604, 1722, 1862, 2009, 2058, 2337, 2406, 2793, 2807, 3116, 3444, 3724, 4018, 4116, 4674, 4812, 5453, 5586, 5614, 6027, 6517, 7619, 8036, 8421, 9348, 10906, 11172, 11228, 12054, 13034, 14063, 15238, 16359, 16441, 16842, 19551, 19649, 21812, 22857, 24108, 26068, 28126, 30476, 32718, 32882, 33684, 38171, 39102, 39298, 42189, 45714, 49323, 53333, 56252, 58947, 65436, 65764, 76342, 78204, 78596, 84378, 91428, 98646, 106666, 114513, 115087, 117894, 137543, 152684, 159999, 168756, 197292, 213332, 229026, 230174, 235788, 267197, 275086, 312379, 319998, 345261, 373331, 412629, 458052, 460348, 534394, 550172, 624758, 639996, 690522, 746662, 801591, 805609, 825258, 937137, 1068788, 1119993, 1249516, 1381044, 1493324, 1603182, 1611218, 1650516, 1874274, 2186653, 2239986, 2416827, 2613317, 3206364, 3222436, 3748548, 4373306, 4479972, 4833654, 5226634, 5639263, 6559959, 7839951, 8746612, 9667308, 10453268, 11278526, 13119918, 15306571, 15679902, 16917789, 22557052, 26239836, 30613142, 31359804, 33835578, 45919713, 61226284, 67671156, 91839426, 107145997, 183678852, 214291994, 321437991, 428583988, 642875982, 1285751964]

約数ペア:

[(1, 1285751964), (2, 642875982), (3, 428583988), (4, 321437991), (6, 214291994), (7, 183678852), (12, 107145997), (14, 91839426), (19, 67671156), (21, 61226284), (28, 45919713), (38, 33835578), (41, 31359804), (42, 30613142), (49, 26239836), (57, 22557052), (76, 16917789), (82, 15679902), (84, 15306571), (98, 13119918), (114, 11278526), (123, 10453268), (133, 9667308), (147, 8746612), (164, 7839951), (196, 6559959), (228, 5639263), (246, 5226634), (266, 4833654), (287, 4479972), (294, 4373306), (343, 3748548), (399, 3222436), (401, 3206364), (492, 2613317), (532, 2416827), (574, 2239986), (588, 2186653), (686, 1874274), (779, 1650516), (798, 1611218), (802, 1603182), (861, 1493324), (931, 1381044), (1029, 1249516), (1148, 1119993), (1203, 1068788), (1372, 937137), (1558, 825258), (1596, 805609), (1604, 801591), (1722, 746662), (1862, 690522), (2009, 639996), (2058, 624758), (2337, 550172), (2406, 534394), (2793, 460348), (2807, 458052), (3116, 412629), (3444, 373331), (3724, 345261), (4018, 319998), (4116, 312379), (4674, 275086), (4812, 267197), (5453, 235788), (5586, 230174), (5614, 229026), (6027, 213332), (6517, 197292), (7619, 168756), (8036, 159999), (8421, 152684), (9348, 137543), (10906, 117894), (11172, 115087), (11228, 114513), (12054, 106666), (13034, 98646), (14063, 91428), (15238, 84378), (16359, 78596), (16441, 78204), (16842, 76342), (19551, 65764), (19649, 65436), (21812, 58947), (22857, 56252), (24108, 53333), (26068, 49323), (28126, 45714), (30476, 42189), (32718, 39298), (32882, 39102), (33684, 38171)]