1800681984

素因数分解:

$2^9\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:331

約数の個数: 240

約数和(自身を含む): 5547278880

約数和(自身を除く): 3746596896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 131, 144, 152, 157, 171, 192, 228, 256, 262, 288, 304, 314, 342, 384, 393, 456, 471, 512, 524, 576, 608, 628, 684, 768, 786, 912, 942, 1048, 1152, 1179, 1216, 1256, 1368, 1413, 1536, 1572, 1824, 1884, 2096, 2304, 2358, 2432, 2489, 2512, 2736, 2826, 2983, 3144, 3648, 3768, 4192, 4608, 4716, 4864, 4978, 5024, 5472, 5652, 5966, 6288, 7296, 7467, 7536, 8384, 8949, 9432, 9728, 9956, 10048, 10944, 11304, 11932, 12576, 14592, 14934, 15072, 16768, 17898, 18864, 19912, 20096, 20567, 21888, 22401, 22608, 23864, 25152, 26847, 29184, 29868, 30144, 33536, 35796, 37728, 39824, 40192, 41134, 43776, 44802, 45216, 47728, 50304, 53694, 59736, 60288, 61701, 67072, 71592, 75456, 79648, 80384, 82268, 87552, 89604, 90432, 95456, 100608, 107388, 119472, 120576, 123402, 143184, 150912, 159296, 164536, 179208, 180864, 185103, 190912, 201216, 214776, 238944, 241152, 246804, 286368, 301824, 318592, 329072, 358416, 361728, 370206, 381824, 390773, 429552, 477888, 493608, 572736, 603648, 637184, 658144, 716832, 723456, 740412, 763648, 781546, 859104, 955776, 987216, 1145472, 1172319, 1274368, 1316288, 1433664, 1480824, 1527296, 1563092, 1718208, 1911552, 1974432, 2290944, 2344638, 2632576, 2867328, 2961648, 3126184, 3436416, 3516957, 3823104, 3948864, 4581888, 4689276, 5265152, 5734656, 5923296, 6252368, 6872832, 7033914, 7897728, 9378552, 10530304, 11469312, 11846592, 12504736, 13745664, 14067828, 15795456, 18757104, 23693184, 25009472, 28135656, 31590912, 37514208, 47386368, 50018944, 56271312, 75028416, 94772736, 100037888, 112542624, 150056832, 200075776, 225085248, 300113664, 450170496, 600227328, 900340992, 1800681984]

約数ペア:

[(1, 1800681984), (2, 900340992), (3, 600227328), (4, 450170496), (6, 300113664), (8, 225085248), (9, 200075776), (12, 150056832), (16, 112542624), (18, 100037888), (19, 94772736), (24, 75028416), (32, 56271312), (36, 50018944), (38, 47386368), (48, 37514208), (57, 31590912), (64, 28135656), (72, 25009472), (76, 23693184), (96, 18757104), (114, 15795456), (128, 14067828), (131, 13745664), (144, 12504736), (152, 11846592), (157, 11469312), (171, 10530304), (192, 9378552), (228, 7897728), (256, 7033914), (262, 6872832), (288, 6252368), (304, 5923296), (314, 5734656), (342, 5265152), (384, 4689276), (393, 4581888), (456, 3948864), (471, 3823104), (512, 3516957), (524, 3436416), (576, 3126184), (608, 2961648), (628, 2867328), (684, 2632576), (768, 2344638), (786, 2290944), (912, 1974432), (942, 1911552), (1048, 1718208), (1152, 1563092), (1179, 1527296), (1216, 1480824), (1256, 1433664), (1368, 1316288), (1413, 1274368), (1536, 1172319), (1572, 1145472), (1824, 987216), (1884, 955776), (2096, 859104), (2304, 781546), (2358, 763648), (2432, 740412), (2489, 723456), (2512, 716832), (2736, 658144), (2826, 637184), (2983, 603648), (3144, 572736), (3648, 493608), (3768, 477888), (4192, 429552), (4608, 390773), (4716, 381824), (4864, 370206), (4978, 361728), (5024, 358416), (5472, 329072), (5652, 318592), (5966, 301824), (6288, 286368), (7296, 246804), (7467, 241152), (7536, 238944), (8384, 214776), (8949, 201216), (9432, 190912), (9728, 185103), (9956, 180864), (10048, 179208), (10944, 164536), (11304, 159296), (11932, 150912), (12576, 143184), (14592, 123402), (14934, 120576), (15072, 119472), (16768, 107388), (17898, 100608), (18864, 95456), (19912, 90432), (20096, 89604), (20567, 87552), (21888, 82268), (22401, 80384), (22608, 79648), (23864, 75456), (25152, 71592), (26847, 67072), (29184, 61701), (29868, 60288), (30144, 59736), (33536, 53694), (35796, 50304), (37728, 47728), (39824, 45216), (40192, 44802), (41134, 43776)]