208859504

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1038

約数の個数: 80

約数和(自身を含む): 488540160

約数和(自身を除く): 279680656

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 89, 92, 112, 161, 178, 184, 322, 356, 368, 623, 644, 712, 911, 1246, 1288, 1424, 1822, 2047, 2492, 2576, 3644, 4094, 4984, 6377, 7288, 8188, 9968, 12754, 14329, 14576, 16376, 20953, 25508, 28658, 32752, 41906, 51016, 57316, 81079, 83812, 102032, 114632, 146671, 162158, 167624, 229264, 293342, 324316, 335248, 567553, 586684, 648632, 1135106, 1173368, 1297264, 1864817, 2270212, 2346736, 3729634, 4540424, 7459268, 9080848, 13053719, 14918536, 26107438, 29837072, 52214876, 104429752, 208859504]

約数ペア:

[(1, 208859504), (2, 104429752), (4, 52214876), (7, 29837072), (8, 26107438), (14, 14918536), (16, 13053719), (23, 9080848), (28, 7459268), (46, 4540424), (56, 3729634), (89, 2346736), (92, 2270212), (112, 1864817), (161, 1297264), (178, 1173368), (184, 1135106), (322, 648632), (356, 586684), (368, 567553), (623, 335248), (644, 324316), (712, 293342), (911, 229264), (1246, 167624), (1288, 162158), (1424, 146671), (1822, 114632), (2047, 102032), (2492, 83812), (2576, 81079), (3644, 57316), (4094, 51016), (4984, 41906), (6377, 32752), (7288, 28658), (8188, 25508), (9968, 20953), (12754, 16376), (14329, 14576)]