248399712

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:997

約数の個数: 144

約数和(自身を含む): 780146640

約数和(自身を除く): 531746928

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 89, 96, 99, 132, 144, 176, 178, 198, 264, 267, 288, 352, 356, 396, 528, 534, 712, 792, 801, 881, 979, 1056, 1068, 1424, 1584, 1602, 1762, 1958, 2136, 2643, 2848, 2937, 3168, 3204, 3524, 3916, 4272, 5286, 5874, 6408, 7048, 7832, 7929, 8544, 8811, 9691, 10572, 11748, 12816, 14096, 15664, 15858, 17622, 19382, 21144, 23496, 25632, 28192, 29073, 31328, 31716, 35244, 38764, 42288, 46992, 58146, 63432, 70488, 77528, 78409, 84576, 87219, 93984, 116292, 126864, 140976, 155056, 156818, 174438, 232584, 235227, 253728, 281952, 310112, 313636, 348876, 465168, 470454, 627272, 697752, 705681, 862499, 930336, 940908, 1254544, 1395504, 1411362, 1724998, 1881816, 2509088, 2587497, 2791008, 2822724, 3449996, 3763632, 5174994, 5645448, 6899992, 7527264, 7762491, 10349988, 11290896, 13799984, 15524982, 20699976, 22581792, 27599968, 31049964, 41399952, 62099928, 82799904, 124199856, 248399712]

約数ペア:

[(1, 248399712), (2, 124199856), (3, 82799904), (4, 62099928), (6, 41399952), (8, 31049964), (9, 27599968), (11, 22581792), (12, 20699976), (16, 15524982), (18, 13799984), (22, 11290896), (24, 10349988), (32, 7762491), (33, 7527264), (36, 6899992), (44, 5645448), (48, 5174994), (66, 3763632), (72, 3449996), (88, 2822724), (89, 2791008), (96, 2587497), (99, 2509088), (132, 1881816), (144, 1724998), (176, 1411362), (178, 1395504), (198, 1254544), (264, 940908), (267, 930336), (288, 862499), (352, 705681), (356, 697752), (396, 627272), (528, 470454), (534, 465168), (712, 348876), (792, 313636), (801, 310112), (881, 281952), (979, 253728), (1056, 235227), (1068, 232584), (1424, 174438), (1584, 156818), (1602, 155056), (1762, 140976), (1958, 126864), (2136, 116292), (2643, 93984), (2848, 87219), (2937, 84576), (3168, 78409), (3204, 77528), (3524, 70488), (3916, 63432), (4272, 58146), (5286, 46992), (5874, 42288), (6408, 38764), (7048, 35244), (7832, 31716), (7929, 31328), (8544, 29073), (8811, 28192), (9691, 25632), (10572, 23496), (11748, 21144), (12816, 19382), (14096, 17622), (15664, 15858)]