253396728

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:171

約数の個数: 256

約数和(自身を含む): 812851200

約数和(自身を除く): 559454472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 41, 52, 54, 62, 71, 72, 78, 82, 93, 104, 108, 117, 123, 124, 142, 156, 164, 186, 213, 216, 234, 246, 248, 279, 284, 312, 328, 351, 369, 372, 403, 426, 468, 492, 533, 558, 568, 639, 702, 738, 744, 806, 837, 852, 923, 936, 984, 1066, 1107, 1116, 1209, 1271, 1278, 1404, 1476, 1599, 1612, 1674, 1704, 1846, 1917, 2132, 2201, 2214, 2232, 2418, 2542, 2556, 2769, 2808, 2911, 2952, 3198, 3224, 3348, 3627, 3692, 3813, 3834, 4264, 4402, 4428, 4797, 4836, 5084, 5112, 5538, 5822, 6396, 6603, 6696, 7254, 7384, 7626, 7668, 8307, 8733, 8804, 8856, 9594, 9672, 10168, 10881, 11076, 11439, 11644, 12792, 13206, 14391, 14508, 15252, 15336, 16523, 16614, 17466, 17608, 19188, 19809, 21762, 22152, 22878, 23288, 24921, 26199, 26412, 28613, 28782, 29016, 30504, 33046, 33228, 34317, 34932, 37843, 38376, 39618, 43524, 45756, 49569, 49842, 52398, 52824, 57226, 57564, 59427, 66092, 66456, 68634, 69864, 75686, 78597, 79236, 85839, 87048, 90241, 91512, 99138, 99684, 104796, 113529, 114452, 115128, 118854, 132184, 137268, 148707, 151372, 157194, 158472, 171678, 180482, 198276, 199368, 209592, 227058, 228904, 237708, 257517, 270723, 274536, 297414, 302744, 314388, 340587, 343356, 360964, 396552, 446121, 454116, 475416, 515034, 541446, 594828, 628776, 681174, 686712, 721928, 772551, 812169, 892242, 908232, 1021761, 1030068, 1082892, 1173133, 1189656, 1362348, 1545102, 1624338, 1784484, 2043522, 2060136, 2165784, 2346266, 2436507, 2724696, 3090204, 3248676, 3519399, 3568968, 4087044, 4692532, 4873014, 6180408, 6497352, 7038798, 8174088, 9385064, 9746028, 10558197, 14077596, 19492056, 21116394, 28155192, 31674591, 42232788, 63349182, 84465576, 126698364, 253396728]

約数ペア:

[(1, 253396728), (2, 126698364), (3, 84465576), (4, 63349182), (6, 42232788), (8, 31674591), (9, 28155192), (12, 21116394), (13, 19492056), (18, 14077596), (24, 10558197), (26, 9746028), (27, 9385064), (31, 8174088), (36, 7038798), (39, 6497352), (41, 6180408), (52, 4873014), (54, 4692532), (62, 4087044), (71, 3568968), (72, 3519399), (78, 3248676), (82, 3090204), (93, 2724696), (104, 2436507), (108, 2346266), (117, 2165784), (123, 2060136), (124, 2043522), (142, 1784484), (156, 1624338), (164, 1545102), (186, 1362348), (213, 1189656), (216, 1173133), (234, 1082892), (246, 1030068), (248, 1021761), (279, 908232), (284, 892242), (312, 812169), (328, 772551), (351, 721928), (369, 686712), (372, 681174), (403, 628776), (426, 594828), (468, 541446), (492, 515034), (533, 475416), (558, 454116), (568, 446121), (639, 396552), (702, 360964), (738, 343356), (744, 340587), (806, 314388), (837, 302744), (852, 297414), (923, 274536), (936, 270723), (984, 257517), (1066, 237708), (1107, 228904), (1116, 227058), (1209, 209592), (1271, 199368), (1278, 198276), (1404, 180482), (1476, 171678), (1599, 158472), (1612, 157194), (1674, 151372), (1704, 148707), (1846, 137268), (1917, 132184), (2132, 118854), (2201, 115128), (2214, 114452), (2232, 113529), (2418, 104796), (2542, 99684), (2556, 99138), (2769, 91512), (2808, 90241), (2911, 87048), (2952, 85839), (3198, 79236), (3224, 78597), (3348, 75686), (3627, 69864), (3692, 68634), (3813, 66456), (3834, 66092), (4264, 59427), (4402, 57564), (4428, 57226), (4797, 52824), (4836, 52398), (5084, 49842), (5112, 49569), (5538, 45756), (5822, 43524), (6396, 39618), (6603, 38376), (6696, 37843), (7254, 34932), (7384, 34317), (7626, 33228), (7668, 33046), (8307, 30504), (8733, 29016), (8804, 28782), (8856, 28613), (9594, 26412), (9672, 26199), (10168, 24921), (10881, 23288), (11076, 22878), (11439, 22152), (11644, 21762), (12792, 19809), (13206, 19188), (14391, 17608), (14508, 17466), (15252, 16614), (15336, 16523)]