221553864

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 704184000

約数和(自身を除く): 482630136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 47, 56, 63, 72, 84, 94, 126, 141, 168, 188, 199, 252, 282, 329, 376, 398, 423, 504, 564, 597, 658, 796, 846, 987, 1128, 1194, 1316, 1393, 1592, 1692, 1791, 1974, 2209, 2388, 2632, 2786, 2961, 3384, 3582, 3948, 4179, 4418, 4776, 5572, 5922, 6627, 7164, 7896, 8358, 8836, 9353, 11144, 11844, 12537, 13254, 14328, 15463, 16716, 17672, 18706, 19881, 23688, 25074, 26508, 28059, 30926, 33432, 37412, 39762, 46389, 50148, 53016, 56118, 61852, 65471, 74824, 79524, 84177, 92778, 100296, 112236, 123704, 130942, 139167, 159048, 168354, 185556, 196413, 224472, 261884, 278334, 336708, 371112, 392826, 439591, 523768, 556668, 589239, 673416, 785652, 879182, 1113336, 1178478, 1318773, 1571304, 1758364, 2356956, 2637546, 3077137, 3516728, 3956319, 4713912, 5275092, 6154274, 7912638, 9231411, 10550184, 12308548, 15825276, 18462822, 24617096, 27694233, 31650552, 36925644, 55388466, 73851288, 110776932, 221553864]

約数ペア:

[(1, 221553864), (2, 110776932), (3, 73851288), (4, 55388466), (6, 36925644), (7, 31650552), (8, 27694233), (9, 24617096), (12, 18462822), (14, 15825276), (18, 12308548), (21, 10550184), (24, 9231411), (28, 7912638), (36, 6154274), (42, 5275092), (47, 4713912), (56, 3956319), (63, 3516728), (72, 3077137), (84, 2637546), (94, 2356956), (126, 1758364), (141, 1571304), (168, 1318773), (188, 1178478), (199, 1113336), (252, 879182), (282, 785652), (329, 673416), (376, 589239), (398, 556668), (423, 523768), (504, 439591), (564, 392826), (597, 371112), (658, 336708), (796, 278334), (846, 261884), (987, 224472), (1128, 196413), (1194, 185556), (1316, 168354), (1393, 159048), (1592, 139167), (1692, 130942), (1791, 123704), (1974, 112236), (2209, 100296), (2388, 92778), (2632, 84177), (2786, 79524), (2961, 74824), (3384, 65471), (3582, 61852), (3948, 56118), (4179, 53016), (4418, 50148), (4776, 46389), (5572, 39762), (5922, 37412), (6627, 33432), (7164, 30926), (7896, 28059), (8358, 26508), (8836, 25074), (9353, 23688), (11144, 19881), (11844, 18706), (12537, 17672), (13254, 16716), (14328, 15463)]