2447550

素因数分解:

$2^1\times 3^3\times 5^2\times 7^2\times {\mathrm{37}}^1$

素因数の和:72

約数の個数: 144

約数和(自身を含む): 8057520

約数和(自身を除く): 5609970

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 37, 42, 45, 49, 50, 54, 63, 70, 74, 75, 90, 98, 105, 111, 126, 135, 147, 150, 175, 185, 189, 210, 222, 225, 245, 259, 270, 294, 315, 333, 350, 370, 378, 441, 450, 490, 518, 525, 555, 630, 666, 675, 735, 777, 882, 925, 945, 999, 1050, 1110, 1225, 1295, 1323, 1350, 1470, 1554, 1575, 1665, 1813, 1850, 1890, 1998, 2205, 2331, 2450, 2590, 2646, 2775, 3150, 3330, 3626, 3675, 3885, 4410, 4662, 4725, 4995, 5439, 5550, 6475, 6615, 6993, 7350, 7770, 8325, 9065, 9450, 9990, 10878, 11025, 11655, 12950, 13230, 13986, 16317, 16650, 18130, 19425, 22050, 23310, 24975, 27195, 32634, 33075, 34965, 38850, 45325, 48951, 49950, 54390, 58275, 66150, 69930, 81585, 90650, 97902, 116550, 135975, 163170, 174825, 244755, 271950, 349650, 407925, 489510, 815850, 1223775, 2447550]

約数ペア:

[(1, 2447550), (2, 1223775), (3, 815850), (5, 489510), (6, 407925), (7, 349650), (9, 271950), (10, 244755), (14, 174825), (15, 163170), (18, 135975), (21, 116550), (25, 97902), (27, 90650), (30, 81585), (35, 69930), (37, 66150), (42, 58275), (45, 54390), (49, 49950), (50, 48951), (54, 45325), (63, 38850), (70, 34965), (74, 33075), (75, 32634), (90, 27195), (98, 24975), (105, 23310), (111, 22050), (126, 19425), (135, 18130), (147, 16650), (150, 16317), (175, 13986), (185, 13230), (189, 12950), (210, 11655), (222, 11025), (225, 10878), (245, 9990), (259, 9450), (270, 9065), (294, 8325), (315, 7770), (333, 7350), (350, 6993), (370, 6615), (378, 6475), (441, 5550), (450, 5439), (490, 4995), (518, 4725), (525, 4662), (555, 4410), (630, 3885), (666, 3675), (675, 3626), (735, 3330), (777, 3150), (882, 2775), (925, 2646), (945, 2590), (999, 2450), (1050, 2331), (1110, 2205), (1225, 1998), (1295, 1890), (1323, 1850), (1350, 1813), (1470, 1665), (1554, 1575)]