28890264

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 83865600

約数和(自身を除く): 54975336

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 31, 39, 52, 58, 62, 78, 87, 93, 103, 104, 116, 124, 156, 174, 186, 206, 232, 248, 309, 312, 348, 372, 377, 403, 412, 618, 696, 744, 754, 806, 824, 899, 1131, 1209, 1236, 1339, 1508, 1612, 1798, 2262, 2418, 2472, 2678, 2697, 2987, 3016, 3193, 3224, 3596, 4017, 4524, 4836, 5356, 5394, 5974, 6386, 7192, 8034, 8961, 9048, 9579, 9672, 10712, 10788, 11687, 11948, 12772, 16068, 17922, 19158, 21576, 23374, 23896, 25544, 32136, 35061, 35844, 38316, 38831, 41509, 46748, 70122, 71688, 76632, 77662, 83018, 92597, 93496, 116493, 124527, 140244, 155324, 166036, 185194, 232986, 249054, 277791, 280488, 310648, 332072, 370388, 465972, 498108, 555582, 740776, 931944, 996216, 1111164, 1203761, 2222328, 2407522, 3611283, 4815044, 7222566, 9630088, 14445132, 28890264]

約数ペア:

[(1, 28890264), (2, 14445132), (3, 9630088), (4, 7222566), (6, 4815044), (8, 3611283), (12, 2407522), (13, 2222328), (24, 1203761), (26, 1111164), (29, 996216), (31, 931944), (39, 740776), (52, 555582), (58, 498108), (62, 465972), (78, 370388), (87, 332072), (93, 310648), (103, 280488), (104, 277791), (116, 249054), (124, 232986), (156, 185194), (174, 166036), (186, 155324), (206, 140244), (232, 124527), (248, 116493), (309, 93496), (312, 92597), (348, 83018), (372, 77662), (377, 76632), (403, 71688), (412, 70122), (618, 46748), (696, 41509), (744, 38831), (754, 38316), (806, 35844), (824, 35061), (899, 32136), (1131, 25544), (1209, 23896), (1236, 23374), (1339, 21576), (1508, 19158), (1612, 17922), (1798, 16068), (2262, 12772), (2418, 11948), (2472, 11687), (2678, 10788), (2697, 10712), (2987, 9672), (3016, 9579), (3193, 9048), (3224, 8961), (3596, 8034), (4017, 7192), (4524, 6386), (4836, 5974), (5356, 5394)]