81273528

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{47}}^2\times {\mathrm{73}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 260548080

約数和(自身を除く): 179274552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 47, 56, 63, 72, 73, 84, 94, 126, 141, 146, 168, 188, 219, 252, 282, 292, 329, 376, 423, 438, 504, 511, 564, 584, 657, 658, 846, 876, 987, 1022, 1128, 1314, 1316, 1533, 1692, 1752, 1974, 2044, 2209, 2628, 2632, 2961, 3066, 3384, 3431, 3948, 4088, 4418, 4599, 5256, 5922, 6132, 6627, 6862, 7896, 8836, 9198, 10293, 11844, 12264, 13254, 13724, 15463, 17672, 18396, 19881, 20586, 23688, 24017, 26508, 27448, 30879, 30926, 36792, 39762, 41172, 46389, 48034, 53016, 61758, 61852, 72051, 79524, 82344, 92778, 96068, 123516, 123704, 139167, 144102, 159048, 161257, 185556, 192136, 216153, 247032, 278334, 288204, 322514, 371112, 432306, 483771, 556668, 576408, 645028, 864612, 967542, 1113336, 1128799, 1290056, 1451313, 1729224, 1935084, 2257598, 2902626, 3386397, 3870168, 4515196, 5805252, 6772794, 9030392, 10159191, 11610504, 13545588, 20318382, 27091176, 40636764, 81273528]

約数ペア:

[(1, 81273528), (2, 40636764), (3, 27091176), (4, 20318382), (6, 13545588), (7, 11610504), (8, 10159191), (9, 9030392), (12, 6772794), (14, 5805252), (18, 4515196), (21, 3870168), (24, 3386397), (28, 2902626), (36, 2257598), (42, 1935084), (47, 1729224), (56, 1451313), (63, 1290056), (72, 1128799), (73, 1113336), (84, 967542), (94, 864612), (126, 645028), (141, 576408), (146, 556668), (168, 483771), (188, 432306), (219, 371112), (252, 322514), (282, 288204), (292, 278334), (329, 247032), (376, 216153), (423, 192136), (438, 185556), (504, 161257), (511, 159048), (564, 144102), (584, 139167), (657, 123704), (658, 123516), (846, 96068), (876, 92778), (987, 82344), (1022, 79524), (1128, 72051), (1314, 61852), (1316, 61758), (1533, 53016), (1692, 48034), (1752, 46389), (1974, 41172), (2044, 39762), (2209, 36792), (2628, 30926), (2632, 30879), (2961, 27448), (3066, 26508), (3384, 24017), (3431, 23688), (3948, 20586), (4088, 19881), (4418, 18396), (4599, 17672), (5256, 15463), (5922, 13724), (6132, 13254), (6627, 12264), (6862, 11844), (7896, 10293), (8836, 9198)]