31245408

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 95528160

約数和(自身を除く): 64282752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 53, 69, 72, 89, 92, 96, 106, 138, 144, 159, 178, 184, 207, 212, 267, 276, 288, 318, 356, 368, 414, 424, 477, 534, 552, 636, 712, 736, 801, 828, 848, 954, 1068, 1104, 1219, 1272, 1424, 1602, 1656, 1696, 1908, 2047, 2136, 2208, 2438, 2544, 2848, 3204, 3312, 3657, 3816, 4094, 4272, 4717, 4876, 5088, 6141, 6408, 6624, 7314, 7632, 8188, 8544, 9434, 9752, 10971, 12282, 12816, 14151, 14628, 15264, 16376, 18423, 18868, 19504, 21942, 24564, 25632, 28302, 29256, 32752, 36846, 37736, 39008, 42453, 43884, 49128, 56604, 58512, 65504, 73692, 75472, 84906, 87768, 98256, 108491, 113208, 117024, 147384, 150944, 169812, 175536, 196512, 216982, 226416, 294768, 325473, 339624, 351072, 433964, 452832, 589536, 650946, 679248, 867928, 976419, 1301892, 1358496, 1735856, 1952838, 2603784, 3471712, 3905676, 5207568, 7811352, 10415136, 15622704, 31245408]

約数ペア:

[(1, 31245408), (2, 15622704), (3, 10415136), (4, 7811352), (6, 5207568), (8, 3905676), (9, 3471712), (12, 2603784), (16, 1952838), (18, 1735856), (23, 1358496), (24, 1301892), (32, 976419), (36, 867928), (46, 679248), (48, 650946), (53, 589536), (69, 452832), (72, 433964), (89, 351072), (92, 339624), (96, 325473), (106, 294768), (138, 226416), (144, 216982), (159, 196512), (178, 175536), (184, 169812), (207, 150944), (212, 147384), (267, 117024), (276, 113208), (288, 108491), (318, 98256), (356, 87768), (368, 84906), (414, 75472), (424, 73692), (477, 65504), (534, 58512), (552, 56604), (636, 49128), (712, 43884), (736, 42453), (801, 39008), (828, 37736), (848, 36846), (954, 32752), (1068, 29256), (1104, 28302), (1219, 25632), (1272, 24564), (1424, 21942), (1602, 19504), (1656, 18868), (1696, 18423), (1908, 16376), (2047, 15264), (2136, 14628), (2208, 14151), (2438, 12816), (2544, 12282), (2848, 10971), (3204, 9752), (3312, 9434), (3657, 8544), (3816, 8188), (4094, 7632), (4272, 7314), (4717, 6624), (4876, 6408), (5088, 6141)]