221537448

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 672235200

約数和(自身を除く): 450697752

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 59, 66, 72, 88, 99, 118, 121, 132, 177, 198, 236, 242, 264, 354, 363, 396, 431, 472, 484, 531, 649, 708, 726, 792, 862, 968, 1062, 1089, 1293, 1298, 1416, 1452, 1724, 1947, 2124, 2178, 2586, 2596, 2904, 3448, 3879, 3894, 4248, 4356, 4741, 5172, 5192, 5841, 7139, 7758, 7788, 8712, 9482, 10344, 11682, 14223, 14278, 15516, 15576, 18964, 21417, 23364, 25429, 28446, 28556, 31032, 37928, 42669, 42834, 46728, 50858, 52151, 56892, 57112, 64251, 76287, 85338, 85668, 101716, 104302, 113784, 128502, 152574, 156453, 170676, 171336, 203432, 208604, 228861, 257004, 279719, 305148, 312906, 341352, 417208, 457722, 469359, 514008, 559438, 610296, 625812, 839157, 915444, 938718, 1118876, 1251624, 1678314, 1830888, 1877436, 2237752, 2517471, 3076909, 3356628, 3754872, 5034942, 6153818, 6713256, 9230727, 10069884, 12307636, 18461454, 20139768, 24615272, 27692181, 36922908, 55384362, 73845816, 110768724, 221537448]

約数ペア:

[(1, 221537448), (2, 110768724), (3, 73845816), (4, 55384362), (6, 36922908), (8, 27692181), (9, 24615272), (11, 20139768), (12, 18461454), (18, 12307636), (22, 10069884), (24, 9230727), (33, 6713256), (36, 6153818), (44, 5034942), (59, 3754872), (66, 3356628), (72, 3076909), (88, 2517471), (99, 2237752), (118, 1877436), (121, 1830888), (132, 1678314), (177, 1251624), (198, 1118876), (236, 938718), (242, 915444), (264, 839157), (354, 625812), (363, 610296), (396, 559438), (431, 514008), (472, 469359), (484, 457722), (531, 417208), (649, 341352), (708, 312906), (726, 305148), (792, 279719), (862, 257004), (968, 228861), (1062, 208604), (1089, 203432), (1293, 171336), (1298, 170676), (1416, 156453), (1452, 152574), (1724, 128502), (1947, 113784), (2124, 104302), (2178, 101716), (2586, 85668), (2596, 85338), (2904, 76287), (3448, 64251), (3879, 57112), (3894, 56892), (4248, 52151), (4356, 50858), (4741, 46728), (5172, 42834), (5192, 42669), (5841, 37928), (7139, 31032), (7758, 28556), (7788, 28446), (8712, 25429), (9482, 23364), (10344, 21417), (11682, 18964), (14223, 15576), (14278, 15516)]