261381024

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1363

約数の個数: 144

約数和(自身を含む): 804192480

約数和(自身を除く): 542811456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 37, 38, 48, 57, 72, 74, 76, 96, 111, 114, 144, 148, 152, 171, 222, 228, 288, 296, 304, 333, 342, 444, 456, 592, 608, 666, 684, 703, 888, 912, 1184, 1291, 1332, 1368, 1406, 1776, 1824, 2109, 2582, 2664, 2736, 2812, 3552, 3873, 4218, 5164, 5328, 5472, 5624, 6327, 7746, 8436, 10328, 10656, 11248, 11619, 12654, 15492, 16872, 20656, 22496, 23238, 24529, 25308, 30984, 33744, 41312, 46476, 47767, 49058, 50616, 61968, 67488, 73587, 92952, 95534, 98116, 101232, 123936, 143301, 147174, 185904, 191068, 196232, 202464, 220761, 286602, 294348, 371808, 382136, 392464, 429903, 441522, 573204, 588696, 764272, 784928, 859806, 883044, 907573, 1146408, 1177392, 1528544, 1719612, 1766088, 1815146, 2292816, 2354784, 2722719, 3439224, 3532176, 3630292, 4585632, 5445438, 6878448, 7064352, 7260584, 8168157, 10890876, 13756896, 14521168, 16336314, 21781752, 29042336, 32672628, 43563504, 65345256, 87127008, 130690512, 261381024]

約数ペア:

[(1, 261381024), (2, 130690512), (3, 87127008), (4, 65345256), (6, 43563504), (8, 32672628), (9, 29042336), (12, 21781752), (16, 16336314), (18, 14521168), (19, 13756896), (24, 10890876), (32, 8168157), (36, 7260584), (37, 7064352), (38, 6878448), (48, 5445438), (57, 4585632), (72, 3630292), (74, 3532176), (76, 3439224), (96, 2722719), (111, 2354784), (114, 2292816), (144, 1815146), (148, 1766088), (152, 1719612), (171, 1528544), (222, 1177392), (228, 1146408), (288, 907573), (296, 883044), (304, 859806), (333, 784928), (342, 764272), (444, 588696), (456, 573204), (592, 441522), (608, 429903), (666, 392464), (684, 382136), (703, 371808), (888, 294348), (912, 286602), (1184, 220761), (1291, 202464), (1332, 196232), (1368, 191068), (1406, 185904), (1776, 147174), (1824, 143301), (2109, 123936), (2582, 101232), (2664, 98116), (2736, 95534), (2812, 92952), (3552, 73587), (3873, 67488), (4218, 61968), (5164, 50616), (5328, 49058), (5472, 47767), (5624, 46476), (6327, 41312), (7746, 33744), (8436, 30984), (10328, 25308), (10656, 24529), (11248, 23238), (11619, 22496), (12654, 20656), (15492, 16872)]