642235650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1481}}^1$

素因数の和:1569

約数の個数: 144

約数和(自身を含む): 1885459680

約数和(自身を除く): 1243224030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 59, 70, 75, 98, 105, 118, 147, 150, 175, 177, 210, 245, 294, 295, 350, 354, 413, 490, 525, 590, 735, 826, 885, 1050, 1225, 1239, 1470, 1475, 1481, 1770, 2065, 2450, 2478, 2891, 2950, 2962, 3675, 4130, 4425, 4443, 5782, 6195, 7350, 7405, 8673, 8850, 8886, 10325, 10367, 12390, 14455, 14810, 17346, 20650, 20734, 22215, 28910, 30975, 31101, 37025, 43365, 44430, 51835, 61950, 62202, 72275, 72569, 74050, 86730, 87379, 103670, 111075, 144550, 145138, 155505, 174758, 216825, 217707, 222150, 259175, 262137, 311010, 362845, 433650, 435414, 436895, 518350, 524274, 611653, 725690, 777525, 873790, 1088535, 1223306, 1310685, 1555050, 1814225, 1834959, 2177070, 2184475, 2621370, 3058265, 3628450, 3669918, 4281571, 4368950, 5442675, 6116530, 6553425, 8563142, 9174795, 10885350, 12844713, 13106850, 15291325, 18349590, 21407855, 25689426, 30582650, 42815710, 45873975, 64223565, 91747950, 107039275, 128447130, 214078550, 321117825, 642235650]

約数ペア:

[(1, 642235650), (2, 321117825), (3, 214078550), (5, 128447130), (6, 107039275), (7, 91747950), (10, 64223565), (14, 45873975), (15, 42815710), (21, 30582650), (25, 25689426), (30, 21407855), (35, 18349590), (42, 15291325), (49, 13106850), (50, 12844713), (59, 10885350), (70, 9174795), (75, 8563142), (98, 6553425), (105, 6116530), (118, 5442675), (147, 4368950), (150, 4281571), (175, 3669918), (177, 3628450), (210, 3058265), (245, 2621370), (294, 2184475), (295, 2177070), (350, 1834959), (354, 1814225), (413, 1555050), (490, 1310685), (525, 1223306), (590, 1088535), (735, 873790), (826, 777525), (885, 725690), (1050, 611653), (1225, 524274), (1239, 518350), (1470, 436895), (1475, 435414), (1481, 433650), (1770, 362845), (2065, 311010), (2450, 262137), (2478, 259175), (2891, 222150), (2950, 217707), (2962, 216825), (3675, 174758), (4130, 155505), (4425, 145138), (4443, 144550), (5782, 111075), (6195, 103670), (7350, 87379), (7405, 86730), (8673, 74050), (8850, 72569), (8886, 72275), (10325, 62202), (10367, 61950), (12390, 51835), (14455, 44430), (14810, 43365), (17346, 37025), (20650, 31101), (20734, 30975), (22215, 28910)]