20907937008

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{40591}}^1$

素因数の和:40692

約数の個数: 180

約数和(自身を含む): 69000473568

約数和(自身を除く): 48092536560

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 73, 84, 98, 112, 126, 144, 146, 147, 168, 196, 219, 252, 292, 294, 336, 392, 438, 441, 504, 511, 584, 588, 657, 784, 876, 882, 1008, 1022, 1168, 1176, 1314, 1533, 1752, 1764, 2044, 2352, 2628, 3066, 3504, 3528, 3577, 4088, 4599, 5256, 6132, 7056, 7154, 8176, 9198, 10512, 10731, 12264, 14308, 18396, 21462, 24528, 28616, 32193, 36792, 40591, 42924, 57232, 64386, 73584, 81182, 85848, 121773, 128772, 162364, 171696, 243546, 257544, 284137, 324728, 365319, 487092, 515088, 568274, 649456, 730638, 852411, 974184, 1136548, 1461276, 1704822, 1948368, 1988959, 2273096, 2557233, 2922552, 2963143, 3409644, 3977918, 4546192, 5114466, 5845104, 5926286, 5966877, 6819288, 7955836, 8889429, 10228932, 11852572, 11933754, 13638576, 15911672, 17778858, 17900631, 20457864, 20742001, 23705144, 23867508, 26668287, 31823344, 35557716, 35801262, 40915728, 41484002, 47410288, 47735016, 53336574, 62226003, 71115432, 71602524, 82968004, 95470032, 106673148, 124452006, 142230864, 143205048, 145194007, 165936008, 186678009, 213346296, 248904012, 286410096, 290388014, 331872016, 373356018, 426692592, 435582021, 497808024, 580776028, 746712036, 871164042, 995616048, 1161552056, 1306746063, 1493424072, 1742328084, 2323104112, 2613492126, 2986848144, 3484656168, 5226984252, 6969312336, 10453968504, 20907937008]

約数ペア:

[(1, 20907937008), (2, 10453968504), (3, 6969312336), (4, 5226984252), (6, 3484656168), (7, 2986848144), (8, 2613492126), (9, 2323104112), (12, 1742328084), (14, 1493424072), (16, 1306746063), (18, 1161552056), (21, 995616048), (24, 871164042), (28, 746712036), (36, 580776028), (42, 497808024), (48, 435582021), (49, 426692592), (56, 373356018), (63, 331872016), (72, 290388014), (73, 286410096), (84, 248904012), (98, 213346296), (112, 186678009), (126, 165936008), (144, 145194007), (146, 143205048), (147, 142230864), (168, 124452006), (196, 106673148), (219, 95470032), (252, 82968004), (292, 71602524), (294, 71115432), (336, 62226003), (392, 53336574), (438, 47735016), (441, 47410288), (504, 41484002), (511, 40915728), (584, 35801262), (588, 35557716), (657, 31823344), (784, 26668287), (876, 23867508), (882, 23705144), (1008, 20742001), (1022, 20457864), (1168, 17900631), (1176, 17778858), (1314, 15911672), (1533, 13638576), (1752, 11933754), (1764, 11852572), (2044, 10228932), (2352, 8889429), (2628, 7955836), (3066, 6819288), (3504, 5966877), (3528, 5926286), (3577, 5845104), (4088, 5114466), (4599, 4546192), (5256, 3977918), (6132, 3409644), (7056, 2963143), (7154, 2922552), (8176, 2557233), (9198, 2273096), (10512, 1988959), (10731, 1948368), (12264, 1704822), (14308, 1461276), (18396, 1136548), (21462, 974184), (24528, 852411), (28616, 730638), (32193, 649456), (36792, 568274), (40591, 515088), (42924, 487092), (57232, 365319), (64386, 324728), (73584, 284137), (81182, 257544), (85848, 243546), (121773, 171696), (128772, 162364)]