123998028

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1060

約数の個数: 144

約数和(自身を含む): 386870400

約数和(自身を除く): 262872372

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 49, 57, 66, 76, 77, 84, 98, 114, 132, 133, 147, 154, 196, 209, 228, 231, 266, 294, 308, 399, 418, 462, 532, 539, 588, 627, 798, 836, 924, 931, 1009, 1078, 1254, 1463, 1596, 1617, 1862, 2018, 2156, 2508, 2793, 2926, 3027, 3234, 3724, 4036, 4389, 5586, 5852, 6054, 6468, 7063, 8778, 10241, 11099, 11172, 12108, 14126, 17556, 19171, 20482, 21189, 22198, 28252, 30723, 33297, 38342, 40964, 42378, 44396, 49441, 57513, 61446, 66594, 76684, 77693, 84756, 98882, 115026, 122892, 133188, 134197, 148323, 155386, 197764, 210881, 230052, 233079, 268394, 296646, 310772, 402591, 421762, 466158, 536788, 543851, 593292, 632643, 805182, 843524, 932316, 939379, 1087702, 1265286, 1476167, 1610364, 1631553, 1878758, 2175404, 2530572, 2818137, 2952334, 3263106, 3757516, 4428501, 5636274, 5904668, 6526212, 8857002, 10333169, 11272548, 17714004, 20666338, 30999507, 41332676, 61999014, 123998028]

約数ペア:

[(1, 123998028), (2, 61999014), (3, 41332676), (4, 30999507), (6, 20666338), (7, 17714004), (11, 11272548), (12, 10333169), (14, 8857002), (19, 6526212), (21, 5904668), (22, 5636274), (28, 4428501), (33, 3757516), (38, 3263106), (42, 2952334), (44, 2818137), (49, 2530572), (57, 2175404), (66, 1878758), (76, 1631553), (77, 1610364), (84, 1476167), (98, 1265286), (114, 1087702), (132, 939379), (133, 932316), (147, 843524), (154, 805182), (196, 632643), (209, 593292), (228, 543851), (231, 536788), (266, 466158), (294, 421762), (308, 402591), (399, 310772), (418, 296646), (462, 268394), (532, 233079), (539, 230052), (588, 210881), (627, 197764), (798, 155386), (836, 148323), (924, 134197), (931, 133188), (1009, 122892), (1078, 115026), (1254, 98882), (1463, 84756), (1596, 77693), (1617, 76684), (1862, 66594), (2018, 61446), (2156, 57513), (2508, 49441), (2793, 44396), (2926, 42378), (3027, 40964), (3234, 38342), (3724, 33297), (4036, 30723), (4389, 28252), (5586, 22198), (5852, 21189), (6054, 20482), (6468, 19171), (7063, 17556), (8778, 14126), (10241, 12108), (11099, 11172)]