204641920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2687}}^1$

素因数の和:2730

約数の個数: 128

約数和(自身を含む): 592220160

約数和(自身を除く): 387578240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1360, 1904, 2176, 2240, 2380, 2687, 2720, 3808, 4480, 4760, 5374, 5440, 7616, 9520, 10748, 10880, 13435, 15232, 18809, 19040, 21496, 26870, 37618, 38080, 42992, 45679, 53740, 75236, 76160, 85984, 91358, 94045, 107480, 150472, 171968, 182716, 188090, 214960, 228395, 300944, 319753, 343936, 365432, 376180, 429920, 456790, 601888, 639506, 730864, 752360, 859840, 913580, 1203776, 1279012, 1461728, 1504720, 1598765, 1719680, 1827160, 2407552, 2558024, 2923456, 3009440, 3197530, 3654320, 5116048, 5846912, 6018880, 6395060, 7308640, 10232096, 12037760, 12790120, 14617280, 20464192, 25580240, 29234560, 40928384, 51160480, 102320960, 204641920]

約数ペア:

[(1, 204641920), (2, 102320960), (4, 51160480), (5, 40928384), (7, 29234560), (8, 25580240), (10, 20464192), (14, 14617280), (16, 12790120), (17, 12037760), (20, 10232096), (28, 7308640), (32, 6395060), (34, 6018880), (35, 5846912), (40, 5116048), (56, 3654320), (64, 3197530), (68, 3009440), (70, 2923456), (80, 2558024), (85, 2407552), (112, 1827160), (119, 1719680), (128, 1598765), (136, 1504720), (140, 1461728), (160, 1279012), (170, 1203776), (224, 913580), (238, 859840), (272, 752360), (280, 730864), (320, 639506), (340, 601888), (448, 456790), (476, 429920), (544, 376180), (560, 365432), (595, 343936), (640, 319753), (680, 300944), (896, 228395), (952, 214960), (1088, 188090), (1120, 182716), (1190, 171968), (1360, 150472), (1904, 107480), (2176, 94045), (2240, 91358), (2380, 85984), (2687, 76160), (2720, 75236), (3808, 53740), (4480, 45679), (4760, 42992), (5374, 38080), (5440, 37618), (7616, 26870), (9520, 21496), (10748, 19040), (10880, 18809), (13435, 15232)]