31371264

素因数分解:

$2^{12}\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 156

約数和(自身を含む): 97112496

約数和(自身を除く): 65741232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 37, 46, 48, 64, 69, 72, 74, 92, 96, 111, 128, 138, 144, 148, 184, 192, 207, 222, 256, 276, 288, 296, 333, 368, 384, 414, 444, 512, 552, 576, 592, 666, 736, 768, 828, 851, 888, 1024, 1104, 1152, 1184, 1332, 1472, 1536, 1656, 1702, 1776, 2048, 2208, 2304, 2368, 2553, 2664, 2944, 3072, 3312, 3404, 3552, 4096, 4416, 4608, 4736, 5106, 5328, 5888, 6144, 6624, 6808, 7104, 7659, 8832, 9216, 9472, 10212, 10656, 11776, 12288, 13248, 13616, 14208, 15318, 17664, 18432, 18944, 20424, 21312, 23552, 26496, 27232, 28416, 30636, 35328, 36864, 37888, 40848, 42624, 47104, 52992, 54464, 56832, 61272, 70656, 75776, 81696, 85248, 94208, 105984, 108928, 113664, 122544, 141312, 151552, 163392, 170496, 211968, 217856, 227328, 245088, 282624, 326784, 340992, 423936, 435712, 454656, 490176, 653568, 681984, 847872, 871424, 980352, 1307136, 1363968, 1742848, 1960704, 2614272, 3485696, 3921408, 5228544, 7842816, 10457088, 15685632, 31371264]

約数ペア:

[(1, 31371264), (2, 15685632), (3, 10457088), (4, 7842816), (6, 5228544), (8, 3921408), (9, 3485696), (12, 2614272), (16, 1960704), (18, 1742848), (23, 1363968), (24, 1307136), (32, 980352), (36, 871424), (37, 847872), (46, 681984), (48, 653568), (64, 490176), (69, 454656), (72, 435712), (74, 423936), (92, 340992), (96, 326784), (111, 282624), (128, 245088), (138, 227328), (144, 217856), (148, 211968), (184, 170496), (192, 163392), (207, 151552), (222, 141312), (256, 122544), (276, 113664), (288, 108928), (296, 105984), (333, 94208), (368, 85248), (384, 81696), (414, 75776), (444, 70656), (512, 61272), (552, 56832), (576, 54464), (592, 52992), (666, 47104), (736, 42624), (768, 40848), (828, 37888), (851, 36864), (888, 35328), (1024, 30636), (1104, 28416), (1152, 27232), (1184, 26496), (1332, 23552), (1472, 21312), (1536, 20424), (1656, 18944), (1702, 18432), (1776, 17664), (2048, 15318), (2208, 14208), (2304, 13616), (2368, 13248), (2553, 12288), (2664, 11776), (2944, 10656), (3072, 10212), (3312, 9472), (3404, 9216), (3552, 8832), (4096, 7659), (4416, 7104), (4608, 6808), (4736, 6624), (5106, 6144), (5328, 5888)]