215791992

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:163

約数の個数: 256

約数和(自身を含む): 694579200

約数和(自身を除く): 478787208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 37, 39, 52, 54, 62, 67, 72, 74, 78, 93, 104, 108, 111, 117, 124, 134, 148, 156, 186, 201, 216, 222, 234, 248, 268, 279, 296, 312, 333, 351, 372, 402, 403, 444, 468, 481, 536, 558, 603, 666, 702, 744, 804, 806, 837, 871, 888, 936, 962, 999, 1116, 1147, 1206, 1209, 1332, 1404, 1443, 1608, 1612, 1674, 1742, 1809, 1924, 1998, 2077, 2232, 2294, 2412, 2418, 2479, 2613, 2664, 2808, 2886, 3224, 3348, 3441, 3484, 3618, 3627, 3848, 3996, 4154, 4329, 4588, 4824, 4836, 4958, 5226, 5772, 6231, 6696, 6882, 6968, 7236, 7254, 7437, 7839, 7992, 8308, 8658, 9176, 9672, 9916, 10323, 10452, 10881, 11544, 12462, 12987, 13764, 14472, 14508, 14874, 14911, 15678, 16616, 17316, 18693, 19832, 20646, 20904, 21762, 22311, 23517, 24924, 25974, 27001, 27528, 29016, 29748, 29822, 30969, 31356, 32227, 34632, 37386, 41292, 43524, 44622, 44733, 47034, 49848, 51948, 54002, 56079, 59496, 59644, 61938, 62712, 64454, 66933, 74772, 76849, 81003, 82584, 87048, 89244, 89466, 94068, 96681, 103896, 108004, 112158, 119288, 123876, 128908, 133866, 134199, 149544, 153698, 162006, 178488, 178932, 188136, 193362, 216008, 224316, 230547, 243009, 247752, 257816, 267732, 268398, 290043, 307396, 324012, 357864, 386724, 402597, 448632, 461094, 486018, 535464, 536796, 580086, 614792, 648024, 691641, 729027, 773448, 805194, 870129, 922188, 972036, 999037, 1073592, 1160172, 1383282, 1458054, 1610388, 1740258, 1844376, 1944072, 1998074, 2074923, 2320344, 2766564, 2916108, 2997111, 3220776, 3480516, 3996148, 4149846, 5533128, 5832216, 5994222, 6961032, 7992296, 8299692, 8991333, 11988444, 16599384, 17982666, 23976888, 26973999, 35965332, 53947998, 71930664, 107895996, 215791992]

約数ペア:

[(1, 215791992), (2, 107895996), (3, 71930664), (4, 53947998), (6, 35965332), (8, 26973999), (9, 23976888), (12, 17982666), (13, 16599384), (18, 11988444), (24, 8991333), (26, 8299692), (27, 7992296), (31, 6961032), (36, 5994222), (37, 5832216), (39, 5533128), (52, 4149846), (54, 3996148), (62, 3480516), (67, 3220776), (72, 2997111), (74, 2916108), (78, 2766564), (93, 2320344), (104, 2074923), (108, 1998074), (111, 1944072), (117, 1844376), (124, 1740258), (134, 1610388), (148, 1458054), (156, 1383282), (186, 1160172), (201, 1073592), (216, 999037), (222, 972036), (234, 922188), (248, 870129), (268, 805194), (279, 773448), (296, 729027), (312, 691641), (333, 648024), (351, 614792), (372, 580086), (402, 536796), (403, 535464), (444, 486018), (468, 461094), (481, 448632), (536, 402597), (558, 386724), (603, 357864), (666, 324012), (702, 307396), (744, 290043), (804, 268398), (806, 267732), (837, 257816), (871, 247752), (888, 243009), (936, 230547), (962, 224316), (999, 216008), (1116, 193362), (1147, 188136), (1206, 178932), (1209, 178488), (1332, 162006), (1404, 153698), (1443, 149544), (1608, 134199), (1612, 133866), (1674, 128908), (1742, 123876), (1809, 119288), (1924, 112158), (1998, 108004), (2077, 103896), (2232, 96681), (2294, 94068), (2412, 89466), (2418, 89244), (2479, 87048), (2613, 82584), (2664, 81003), (2808, 76849), (2886, 74772), (3224, 66933), (3348, 64454), (3441, 62712), (3484, 61938), (3618, 59644), (3627, 59496), (3848, 56079), (3996, 54002), (4154, 51948), (4329, 49848), (4588, 47034), (4824, 44733), (4836, 44622), (4958, 43524), (5226, 41292), (5772, 37386), (6231, 34632), (6696, 32227), (6882, 31356), (6968, 30969), (7236, 29822), (7254, 29748), (7437, 29016), (7839, 27528), (7992, 27001), (8308, 25974), (8658, 24924), (9176, 23517), (9672, 22311), (9916, 21762), (10323, 20904), (10452, 20646), (10881, 19832), (11544, 18693), (12462, 17316), (12987, 16616), (13764, 15678), (14472, 14911), (14508, 14874)]