28236456

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 86205600

約数和(自身を除く): 57969144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 23, 24, 34, 36, 46, 51, 59, 68, 69, 72, 92, 102, 118, 136, 138, 153, 177, 184, 204, 207, 236, 276, 289, 306, 354, 391, 408, 414, 472, 531, 552, 578, 612, 708, 782, 828, 867, 1003, 1062, 1156, 1173, 1224, 1357, 1416, 1564, 1656, 1734, 2006, 2124, 2312, 2346, 2601, 2714, 3009, 3128, 3468, 3519, 4012, 4071, 4248, 4692, 5202, 5428, 6018, 6647, 6936, 7038, 8024, 8142, 9027, 9384, 10404, 10856, 12036, 12213, 13294, 14076, 16284, 17051, 18054, 19941, 20808, 23069, 24072, 24426, 26588, 28152, 32568, 34102, 36108, 39882, 46138, 48852, 51153, 53176, 59823, 68204, 69207, 72216, 79764, 92276, 97704, 102306, 119646, 136408, 138414, 153459, 159528, 184552, 204612, 207621, 239292, 276828, 306918, 392173, 409224, 415242, 478584, 553656, 613836, 784346, 830484, 1176519, 1227672, 1568692, 1660968, 2353038, 3137384, 3529557, 4706076, 7059114, 9412152, 14118228, 28236456]

約数ペア:

[(1, 28236456), (2, 14118228), (3, 9412152), (4, 7059114), (6, 4706076), (8, 3529557), (9, 3137384), (12, 2353038), (17, 1660968), (18, 1568692), (23, 1227672), (24, 1176519), (34, 830484), (36, 784346), (46, 613836), (51, 553656), (59, 478584), (68, 415242), (69, 409224), (72, 392173), (92, 306918), (102, 276828), (118, 239292), (136, 207621), (138, 204612), (153, 184552), (177, 159528), (184, 153459), (204, 138414), (207, 136408), (236, 119646), (276, 102306), (289, 97704), (306, 92276), (354, 79764), (391, 72216), (408, 69207), (414, 68204), (472, 59823), (531, 53176), (552, 51153), (578, 48852), (612, 46138), (708, 39882), (782, 36108), (828, 34102), (867, 32568), (1003, 28152), (1062, 26588), (1156, 24426), (1173, 24072), (1224, 23069), (1357, 20808), (1416, 19941), (1564, 18054), (1656, 17051), (1734, 16284), (2006, 14076), (2124, 13294), (2312, 12213), (2346, 12036), (2601, 10856), (2714, 10404), (3009, 9384), (3128, 9027), (3468, 8142), (3519, 8024), (4012, 7038), (4071, 6936), (4248, 6647), (4692, 6018), (5202, 5428)]