261148464

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3079}}^1$

素因数の和:3143

約数の個数: 120

約数和(自身を含む): 794393600

約数和(自身を除く): 533245136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 36, 38, 48, 57, 62, 72, 76, 93, 114, 124, 144, 152, 171, 186, 228, 248, 279, 304, 342, 372, 456, 496, 558, 589, 684, 744, 912, 1116, 1178, 1368, 1488, 1767, 2232, 2356, 2736, 3079, 3534, 4464, 4712, 5301, 6158, 7068, 9237, 9424, 10602, 12316, 14136, 18474, 21204, 24632, 27711, 28272, 36948, 42408, 49264, 55422, 58501, 73896, 84816, 95449, 110844, 117002, 147792, 175503, 190898, 221688, 234004, 286347, 351006, 381796, 443376, 468008, 526509, 572694, 702012, 763592, 859041, 936016, 1053018, 1145388, 1404024, 1527184, 1718082, 1813531, 2106036, 2290776, 2808048, 3436164, 3627062, 4212072, 4581552, 5440593, 6872328, 7254124, 8424144, 10881186, 13744656, 14508248, 16321779, 21762372, 29016496, 32643558, 43524744, 65287116, 87049488, 130574232, 261148464]

約数ペア:

[(1, 261148464), (2, 130574232), (3, 87049488), (4, 65287116), (6, 43524744), (8, 32643558), (9, 29016496), (12, 21762372), (16, 16321779), (18, 14508248), (19, 13744656), (24, 10881186), (31, 8424144), (36, 7254124), (38, 6872328), (48, 5440593), (57, 4581552), (62, 4212072), (72, 3627062), (76, 3436164), (93, 2808048), (114, 2290776), (124, 2106036), (144, 1813531), (152, 1718082), (171, 1527184), (186, 1404024), (228, 1145388), (248, 1053018), (279, 936016), (304, 859041), (342, 763592), (372, 702012), (456, 572694), (496, 526509), (558, 468008), (589, 443376), (684, 381796), (744, 351006), (912, 286347), (1116, 234004), (1178, 221688), (1368, 190898), (1488, 175503), (1767, 147792), (2232, 117002), (2356, 110844), (2736, 95449), (3079, 84816), (3534, 73896), (4464, 58501), (4712, 55422), (5301, 49264), (6158, 42408), (7068, 36948), (9237, 28272), (9424, 27711), (10602, 24632), (12316, 21204), (14136, 18474)]