261956448

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 288

約数和(自身を含む): 864444672

約数和(自身を除く): 602488224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 37, 39, 48, 52, 61, 62, 72, 74, 78, 93, 96, 104, 111, 117, 122, 124, 144, 148, 156, 183, 186, 208, 222, 234, 244, 248, 279, 288, 296, 312, 333, 366, 372, 403, 416, 444, 468, 481, 488, 496, 549, 558, 592, 624, 666, 732, 744, 793, 806, 888, 936, 962, 976, 992, 1098, 1116, 1147, 1184, 1209, 1248, 1332, 1443, 1464, 1488, 1586, 1612, 1776, 1872, 1891, 1924, 1952, 2196, 2232, 2257, 2294, 2379, 2418, 2664, 2886, 2928, 2976, 3172, 3224, 3441, 3552, 3627, 3744, 3782, 3848, 4329, 4392, 4464, 4514, 4588, 4758, 4836, 5328, 5673, 5772, 5856, 6344, 6448, 6771, 6882, 7137, 7254, 7564, 7696, 8658, 8784, 8928, 9028, 9176, 9516, 9672, 10323, 10656, 11346, 11544, 12688, 12896, 13542, 13764, 14274, 14508, 14911, 15128, 15392, 17019, 17316, 17568, 18056, 18352, 19032, 19344, 20313, 20646, 22692, 23088, 24583, 25376, 27084, 27528, 28548, 29016, 29341, 29822, 30256, 34038, 34632, 36112, 36704, 38064, 38688, 40626, 41292, 44733, 45384, 46176, 49166, 54168, 55056, 57096, 58032, 58682, 59644, 60512, 68076, 69264, 69967, 72224, 73749, 76128, 81252, 82584, 88023, 89466, 90768, 98332, 108336, 110112, 114192, 116064, 117364, 119288, 134199, 136152, 138528, 139934, 147498, 162504, 165168, 176046, 178932, 181536, 196664, 209901, 216672, 221247, 228384, 234728, 238576, 264069, 268398, 272304, 279868, 294996, 325008, 330336, 352092, 357864, 393328, 419802, 442494, 469456, 477152, 528138, 536796, 544608, 559736, 589992, 629703, 650016, 704184, 715728, 786656, 839604, 884988, 909571, 938912, 1056276, 1073592, 1119472, 1179984, 1259406, 1408368, 1431456, 1679208, 1769976, 1819142, 2112552, 2147184, 2238944, 2359968, 2518812, 2728713, 2816736, 3358416, 3539952, 3638284, 4225104, 4294368, 5037624, 5457426, 6716832, 7079904, 7276568, 8186139, 8450208, 10075248, 10914852, 14553136, 16372278, 20150496, 21829704, 29106272, 32744556, 43659408, 65489112, 87318816, 130978224, 261956448]

約数ペア:

[(1, 261956448), (2, 130978224), (3, 87318816), (4, 65489112), (6, 43659408), (8, 32744556), (9, 29106272), (12, 21829704), (13, 20150496), (16, 16372278), (18, 14553136), (24, 10914852), (26, 10075248), (31, 8450208), (32, 8186139), (36, 7276568), (37, 7079904), (39, 6716832), (48, 5457426), (52, 5037624), (61, 4294368), (62, 4225104), (72, 3638284), (74, 3539952), (78, 3358416), (93, 2816736), (96, 2728713), (104, 2518812), (111, 2359968), (117, 2238944), (122, 2147184), (124, 2112552), (144, 1819142), (148, 1769976), (156, 1679208), (183, 1431456), (186, 1408368), (208, 1259406), (222, 1179984), (234, 1119472), (244, 1073592), (248, 1056276), (279, 938912), (288, 909571), (296, 884988), (312, 839604), (333, 786656), (366, 715728), (372, 704184), (403, 650016), (416, 629703), (444, 589992), (468, 559736), (481, 544608), (488, 536796), (496, 528138), (549, 477152), (558, 469456), (592, 442494), (624, 419802), (666, 393328), (732, 357864), (744, 352092), (793, 330336), (806, 325008), (888, 294996), (936, 279868), (962, 272304), (976, 268398), (992, 264069), (1098, 238576), (1116, 234728), (1147, 228384), (1184, 221247), (1209, 216672), (1248, 209901), (1332, 196664), (1443, 181536), (1464, 178932), (1488, 176046), (1586, 165168), (1612, 162504), (1776, 147498), (1872, 139934), (1891, 138528), (1924, 136152), (1952, 134199), (2196, 119288), (2232, 117364), (2257, 116064), (2294, 114192), (2379, 110112), (2418, 108336), (2664, 98332), (2886, 90768), (2928, 89466), (2976, 88023), (3172, 82584), (3224, 81252), (3441, 76128), (3552, 73749), (3627, 72224), (3744, 69967), (3782, 69264), (3848, 68076), (4329, 60512), (4392, 59644), (4464, 58682), (4514, 58032), (4588, 57096), (4758, 55056), (4836, 54168), (5328, 49166), (5673, 46176), (5772, 45384), (5856, 44733), (6344, 41292), (6448, 40626), (6771, 38688), (6882, 38064), (7137, 36704), (7254, 36112), (7564, 34632), (7696, 34038), (8658, 30256), (8784, 29822), (8928, 29341), (9028, 29016), (9176, 28548), (9516, 27528), (9672, 27084), (10323, 25376), (10656, 24583), (11346, 23088), (11544, 22692), (12688, 20646), (12896, 20313), (13542, 19344), (13764, 19032), (14274, 18352), (14508, 18056), (14911, 17568), (15128, 17316), (15392, 17019)]