81981936

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:300

約数の個数: 160

約数和(自身を含む): 253317120

約数和(自身を除く): 171335184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 37, 46, 48, 54, 69, 72, 74, 92, 108, 111, 138, 144, 148, 184, 207, 216, 222, 223, 276, 296, 333, 368, 414, 432, 444, 446, 552, 592, 621, 666, 669, 828, 851, 888, 892, 999, 1104, 1242, 1332, 1338, 1656, 1702, 1776, 1784, 1998, 2007, 2484, 2553, 2664, 2676, 3312, 3404, 3568, 3996, 4014, 4968, 5106, 5129, 5328, 5352, 6021, 6808, 7659, 7992, 8028, 8251, 9936, 10212, 10258, 10704, 12042, 13616, 15318, 15387, 15984, 16056, 16502, 20424, 20516, 22977, 24084, 24753, 30636, 30774, 32112, 33004, 40848, 41032, 45954, 46161, 48168, 49506, 61272, 61548, 66008, 74259, 82064, 91908, 92322, 96336, 99012, 122544, 123096, 132016, 138483, 148518, 183816, 184644, 189773, 198024, 222777, 246192, 276966, 297036, 367632, 369288, 379546, 396048, 445554, 553932, 569319, 594072, 738576, 759092, 891108, 1107864, 1138638, 1188144, 1518184, 1707957, 1782216, 2215728, 2277276, 3036368, 3415914, 3564432, 4554552, 5123871, 6831828, 9109104, 10247742, 13663656, 20495484, 27327312, 40990968, 81981936]

約数ペア:

[(1, 81981936), (2, 40990968), (3, 27327312), (4, 20495484), (6, 13663656), (8, 10247742), (9, 9109104), (12, 6831828), (16, 5123871), (18, 4554552), (23, 3564432), (24, 3415914), (27, 3036368), (36, 2277276), (37, 2215728), (46, 1782216), (48, 1707957), (54, 1518184), (69, 1188144), (72, 1138638), (74, 1107864), (92, 891108), (108, 759092), (111, 738576), (138, 594072), (144, 569319), (148, 553932), (184, 445554), (207, 396048), (216, 379546), (222, 369288), (223, 367632), (276, 297036), (296, 276966), (333, 246192), (368, 222777), (414, 198024), (432, 189773), (444, 184644), (446, 183816), (552, 148518), (592, 138483), (621, 132016), (666, 123096), (669, 122544), (828, 99012), (851, 96336), (888, 92322), (892, 91908), (999, 82064), (1104, 74259), (1242, 66008), (1332, 61548), (1338, 61272), (1656, 49506), (1702, 48168), (1776, 46161), (1784, 45954), (1998, 41032), (2007, 40848), (2484, 33004), (2553, 32112), (2664, 30774), (2676, 30636), (3312, 24753), (3404, 24084), (3568, 22977), (3996, 20516), (4014, 20424), (4968, 16502), (5106, 16056), (5129, 15984), (5328, 15387), (5352, 15318), (6021, 13616), (6808, 12042), (7659, 10704), (7992, 10258), (8028, 10212), (8251, 9936)]