1256840475488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{2273}}^1$

素因数の和:2657

約数の個数: 192

約数和(自身を含む): 2745486721152

約数和(自身を除く): 1488646245664

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 71, 97, 104, 142, 193, 194, 208, 284, 386, 388, 416, 568, 772, 776, 923, 1136, 1261, 1544, 1552, 1846, 2272, 2273, 2509, 2522, 3088, 3104, 3692, 4546, 5018, 5044, 6176, 6887, 7384, 9092, 10036, 10088, 13703, 13774, 14768, 18184, 18721, 20072, 20176, 27406, 27548, 29536, 29549, 36368, 37442, 40144, 40352, 54812, 55096, 59098, 72736, 74884, 80288, 89531, 109624, 110192, 118196, 149768, 161383, 178139, 179062, 219248, 220384, 220481, 236392, 243373, 299536, 322766, 356278, 358124, 438496, 438689, 440962, 472784, 486746, 599072, 645532, 712556, 716248, 877378, 881924, 945568, 973492, 1291064, 1329191, 1425112, 1432496, 1754756, 1763848, 1946984, 2097979, 2582128, 2658382, 2850224, 2864992, 2866253, 3509512, 3527696, 3893968, 4195958, 5164256, 5316764, 5700448, 5702957, 5732506, 7019024, 7055392, 7787936, 8391916, 10633528, 11405914, 11465012, 14038048, 15654151, 16783832, 17279483, 21267056, 22811828, 22930024, 31146919, 31308302, 33567664, 34558966, 42534112, 42552833, 45623656, 45860048, 62293838, 62616604, 67135328, 69117932, 85105666, 91247312, 91720096, 124587676, 125233208, 138235864, 170211332, 182494624, 203503963, 249175352, 250466416, 276471728, 340422664, 404909947, 407007926, 498350704, 500932832, 552943456, 553186829, 680845328, 809819894, 814015852, 996701408, 1106373658, 1361690656, 1619639788, 1628031704, 2212747316, 3021251143, 3239279576, 3256063408, 4425494632, 6042502286, 6478559152, 6512126816, 8850989264, 12085004572, 12957118304, 17701978528, 24170009144, 39276264859, 48340018288, 78552529718, 96680036576, 157105059436, 314210118872, 628420237744, 1256840475488]

約数ペア:

[(1, 1256840475488), (2, 628420237744), (4, 314210118872), (8, 157105059436), (13, 96680036576), (16, 78552529718), (26, 48340018288), (32, 39276264859), (52, 24170009144), (71, 17701978528), (97, 12957118304), (104, 12085004572), (142, 8850989264), (193, 6512126816), (194, 6478559152), (208, 6042502286), (284, 4425494632), (386, 3256063408), (388, 3239279576), (416, 3021251143), (568, 2212747316), (772, 1628031704), (776, 1619639788), (923, 1361690656), (1136, 1106373658), (1261, 996701408), (1544, 814015852), (1552, 809819894), (1846, 680845328), (2272, 553186829), (2273, 552943456), (2509, 500932832), (2522, 498350704), (3088, 407007926), (3104, 404909947), (3692, 340422664), (4546, 276471728), (5018, 250466416), (5044, 249175352), (6176, 203503963), (6887, 182494624), (7384, 170211332), (9092, 138235864), (10036, 125233208), (10088, 124587676), (13703, 91720096), (13774, 91247312), (14768, 85105666), (18184, 69117932), (18721, 67135328), (20072, 62616604), (20176, 62293838), (27406, 45860048), (27548, 45623656), (29536, 42552833), (29549, 42534112), (36368, 34558966), (37442, 33567664), (40144, 31308302), (40352, 31146919), (54812, 22930024), (55096, 22811828), (59098, 21267056), (72736, 17279483), (74884, 16783832), (80288, 15654151), (89531, 14038048), (109624, 11465012), (110192, 11405914), (118196, 10633528), (149768, 8391916), (161383, 7787936), (178139, 7055392), (179062, 7019024), (219248, 5732506), (220384, 5702957), (220481, 5700448), (236392, 5316764), (243373, 5164256), (299536, 4195958), (322766, 3893968), (356278, 3527696), (358124, 3509512), (438496, 2866253), (438689, 2864992), (440962, 2850224), (472784, 2658382), (486746, 2582128), (599072, 2097979), (645532, 1946984), (712556, 1763848), (716248, 1754756), (877378, 1432496), (881924, 1425112), (945568, 1329191), (973492, 1291064)]