28421542016

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:363

約数の個数: 256

約数和(自身を含む): 68866744320

約数和(自身を除く): 40445202304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 73, 107, 112, 124, 128, 131, 146, 214, 217, 224, 248, 262, 292, 428, 434, 448, 496, 511, 524, 584, 749, 856, 868, 896, 917, 992, 1022, 1048, 1168, 1498, 1712, 1736, 1834, 1984, 2044, 2096, 2263, 2336, 2996, 3317, 3424, 3472, 3668, 3968, 4061, 4088, 4192, 4526, 4672, 5992, 6634, 6848, 6944, 7336, 7811, 8122, 8176, 8384, 9052, 9344, 9563, 11984, 13268, 13696, 13888, 14017, 14672, 15622, 15841, 16244, 16352, 16768, 18104, 19126, 23219, 23968, 26536, 27776, 28034, 28427, 29344, 31244, 31682, 32488, 32704, 36208, 38252, 46438, 47936, 53072, 54677, 56068, 56854, 58688, 62488, 63364, 64976, 65408, 66941, 72416, 76504, 92876, 95872, 98119, 106144, 109354, 112136, 113708, 117376, 124976, 126728, 129952, 133882, 144832, 153008, 185752, 196238, 212288, 218708, 224272, 227416, 242141, 249952, 253456, 259904, 267764, 289664, 296453, 306016, 371504, 392476, 424576, 434527, 437416, 448544, 454832, 484282, 499904, 506912, 519808, 535528, 592906, 612032, 743008, 784952, 869054, 874832, 897088, 909664, 968564, 999808, 1013824, 1023241, 1071056, 1185812, 1224064, 1486016, 1569904, 1694987, 1738108, 1749664, 1794176, 1819328, 1937128, 2027648, 2046482, 2075171, 2142112, 2371624, 2972032, 3041689, 3139808, 3389974, 3476216, 3499328, 3638656, 3874256, 4092964, 4150342, 4284224, 4743248, 6083378, 6279616, 6779948, 6952432, 6998656, 7162687, 7748512, 8185928, 8300684, 8568448, 9486496, 12166756, 12559232, 13559896, 13904864, 14325374, 15497024, 16371856, 16601368, 18972992, 24333512, 27119792, 27809728, 28650748, 30994048, 31720471, 32743712, 33202736, 37945984, 48667024, 54239584, 55619456, 57301496, 63440942, 65487424, 66405472, 97334048, 108479168, 114602992, 126881884, 130974848, 132810944, 194668096, 216958336, 222043297, 229205984, 253763768, 265621888, 389336192, 444086594, 458411968, 507527536, 888173188, 916823936, 1015055072, 1776346376, 2030110144, 3552692752, 4060220288, 7105385504, 14210771008, 28421542016]

約数ペア:

[(1, 28421542016), (2, 14210771008), (4, 7105385504), (7, 4060220288), (8, 3552692752), (14, 2030110144), (16, 1776346376), (28, 1015055072), (31, 916823936), (32, 888173188), (56, 507527536), (62, 458411968), (64, 444086594), (73, 389336192), (107, 265621888), (112, 253763768), (124, 229205984), (128, 222043297), (131, 216958336), (146, 194668096), (214, 132810944), (217, 130974848), (224, 126881884), (248, 114602992), (262, 108479168), (292, 97334048), (428, 66405472), (434, 65487424), (448, 63440942), (496, 57301496), (511, 55619456), (524, 54239584), (584, 48667024), (749, 37945984), (856, 33202736), (868, 32743712), (896, 31720471), (917, 30994048), (992, 28650748), (1022, 27809728), (1048, 27119792), (1168, 24333512), (1498, 18972992), (1712, 16601368), (1736, 16371856), (1834, 15497024), (1984, 14325374), (2044, 13904864), (2096, 13559896), (2263, 12559232), (2336, 12166756), (2996, 9486496), (3317, 8568448), (3424, 8300684), (3472, 8185928), (3668, 7748512), (3968, 7162687), (4061, 6998656), (4088, 6952432), (4192, 6779948), (4526, 6279616), (4672, 6083378), (5992, 4743248), (6634, 4284224), (6848, 4150342), (6944, 4092964), (7336, 3874256), (7811, 3638656), (8122, 3499328), (8176, 3476216), (8384, 3389974), (9052, 3139808), (9344, 3041689), (9563, 2972032), (11984, 2371624), (13268, 2142112), (13696, 2075171), (13888, 2046482), (14017, 2027648), (14672, 1937128), (15622, 1819328), (15841, 1794176), (16244, 1749664), (16352, 1738108), (16768, 1694987), (18104, 1569904), (19126, 1486016), (23219, 1224064), (23968, 1185812), (26536, 1071056), (27776, 1023241), (28034, 1013824), (28427, 999808), (29344, 968564), (31244, 909664), (31682, 897088), (32488, 874832), (32704, 869054), (36208, 784952), (38252, 743008), (46438, 612032), (47936, 592906), (53072, 535528), (54677, 519808), (56068, 506912), (56854, 499904), (58688, 484282), (62488, 454832), (63364, 448544), (64976, 437416), (65408, 434527), (66941, 424576), (72416, 392476), (76504, 371504), (92876, 306016), (95872, 296453), (98119, 289664), (106144, 267764), (109354, 259904), (112136, 253456), (113708, 249952), (117376, 242141), (124976, 227416), (126728, 224272), (129952, 218708), (133882, 212288), (144832, 196238), (153008, 185752)]