2491247520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{3467}}^1$

素因数の和:3987

約数の個数: 144

約数和(自身を含む): 8520876000

約数和(自身を除く): 6029628480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 499, 720, 998, 1440, 1497, 1996, 2495, 2994, 3467, 3992, 4491, 4990, 5988, 6934, 7485, 7984, 8982, 9980, 10401, 11976, 13868, 14970, 15968, 17335, 17964, 19960, 20802, 22455, 23952, 27736, 29940, 31203, 34670, 35928, 39920, 41604, 44910, 47904, 52005, 55472, 59880, 62406, 69340, 71856, 79840, 83208, 89820, 104010, 110944, 119760, 124812, 138680, 143712, 156015, 166416, 179640, 208020, 239520, 249624, 277360, 312030, 332832, 359280, 416040, 499248, 554720, 624060, 718560, 832080, 998496, 1248120, 1664160, 1730033, 2496240, 3460066, 4992480, 5190099, 6920132, 8650165, 10380198, 13840264, 15570297, 17300330, 20760396, 25950495, 27680528, 31140594, 34600660, 41520792, 51900990, 55361056, 62281188, 69201320, 77851485, 83041584, 103801980, 124562376, 138402640, 155702970, 166083168, 207603960, 249124752, 276805280, 311405940, 415207920, 498249504, 622811880, 830415840, 1245623760, 2491247520]

約数ペア:

[(1, 2491247520), (2, 1245623760), (3, 830415840), (4, 622811880), (5, 498249504), (6, 415207920), (8, 311405940), (9, 276805280), (10, 249124752), (12, 207603960), (15, 166083168), (16, 155702970), (18, 138402640), (20, 124562376), (24, 103801980), (30, 83041584), (32, 77851485), (36, 69201320), (40, 62281188), (45, 55361056), (48, 51900990), (60, 41520792), (72, 34600660), (80, 31140594), (90, 27680528), (96, 25950495), (120, 20760396), (144, 17300330), (160, 15570297), (180, 13840264), (240, 10380198), (288, 8650165), (360, 6920132), (480, 5190099), (499, 4992480), (720, 3460066), (998, 2496240), (1440, 1730033), (1497, 1664160), (1996, 1248120), (2495, 998496), (2994, 832080), (3467, 718560), (3992, 624060), (4491, 554720), (4990, 499248), (5988, 416040), (6934, 359280), (7485, 332832), (7984, 312030), (8982, 277360), (9980, 249624), (10401, 239520), (11976, 208020), (13868, 179640), (14970, 166416), (15968, 156015), (17335, 143712), (17964, 138680), (19960, 124812), (20802, 119760), (22455, 110944), (23952, 104010), (27736, 89820), (29940, 83208), (31203, 79840), (34670, 71856), (35928, 69340), (39920, 62406), (41604, 59880), (44910, 55472), (47904, 52005)]