220101984

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:413

約数の個数: 144

約数和(自身を含む): 655724160

約数和(自身を除く): 435622176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 89, 93, 96, 124, 144, 178, 186, 248, 267, 277, 279, 288, 356, 372, 496, 534, 554, 558, 712, 744, 801, 831, 992, 1068, 1108, 1116, 1424, 1488, 1602, 1662, 2136, 2216, 2232, 2493, 2759, 2848, 2976, 3204, 3324, 4272, 4432, 4464, 4986, 5518, 6408, 6648, 8277, 8544, 8587, 8864, 8928, 9972, 11036, 12816, 13296, 16554, 17174, 19944, 22072, 24653, 24831, 25632, 25761, 26592, 33108, 34348, 39888, 44144, 49306, 49662, 51522, 66216, 68696, 73959, 77283, 79776, 88288, 98612, 99324, 103044, 132432, 137392, 147918, 154566, 197224, 198648, 206088, 221877, 264864, 274784, 295836, 309132, 394448, 397296, 412176, 443754, 591672, 618264, 764243, 788896, 794592, 824352, 887508, 1183344, 1236528, 1528486, 1775016, 2292729, 2366688, 2473056, 3056972, 3550032, 4585458, 6113944, 6878187, 7100064, 9170916, 12227888, 13756374, 18341832, 24455776, 27512748, 36683664, 55025496, 73367328, 110050992, 220101984]

約数ペア:

[(1, 220101984), (2, 110050992), (3, 73367328), (4, 55025496), (6, 36683664), (8, 27512748), (9, 24455776), (12, 18341832), (16, 13756374), (18, 12227888), (24, 9170916), (31, 7100064), (32, 6878187), (36, 6113944), (48, 4585458), (62, 3550032), (72, 3056972), (89, 2473056), (93, 2366688), (96, 2292729), (124, 1775016), (144, 1528486), (178, 1236528), (186, 1183344), (248, 887508), (267, 824352), (277, 794592), (279, 788896), (288, 764243), (356, 618264), (372, 591672), (496, 443754), (534, 412176), (554, 397296), (558, 394448), (712, 309132), (744, 295836), (801, 274784), (831, 264864), (992, 221877), (1068, 206088), (1108, 198648), (1116, 197224), (1424, 154566), (1488, 147918), (1602, 137392), (1662, 132432), (2136, 103044), (2216, 99324), (2232, 98612), (2493, 88288), (2759, 79776), (2848, 77283), (2976, 73959), (3204, 68696), (3324, 66216), (4272, 51522), (4432, 49662), (4464, 49306), (4986, 44144), (5518, 39888), (6408, 34348), (6648, 33108), (8277, 26592), (8544, 25761), (8587, 25632), (8864, 24831), (8928, 24653), (9972, 22072), (11036, 19944), (12816, 17174), (13296, 16554)]