8997660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 32200896

約数和(自身を除く): 23203236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 193, 210, 222, 252, 259, 315, 333, 370, 386, 420, 444, 518, 555, 579, 630, 666, 740, 772, 777, 965, 1036, 1110, 1158, 1260, 1295, 1332, 1351, 1554, 1665, 1737, 1930, 2220, 2316, 2331, 2590, 2702, 2895, 3108, 3330, 3474, 3860, 3885, 4053, 4662, 5180, 5404, 5790, 6660, 6755, 6948, 7141, 7770, 8106, 8685, 9324, 11580, 11655, 12159, 13510, 14282, 15540, 16212, 17370, 20265, 21423, 23310, 24318, 27020, 28564, 34740, 35705, 40530, 42846, 46620, 48636, 49987, 60795, 64269, 71410, 81060, 85692, 99974, 107115, 121590, 128538, 142820, 149961, 199948, 214230, 243180, 249935, 257076, 299922, 321345, 428460, 449883, 499870, 599844, 642690, 749805, 899766, 999740, 1285380, 1499610, 1799532, 2249415, 2999220, 4498830, 8997660]

約数ペア:

[(1, 8997660), (2, 4498830), (3, 2999220), (4, 2249415), (5, 1799532), (6, 1499610), (7, 1285380), (9, 999740), (10, 899766), (12, 749805), (14, 642690), (15, 599844), (18, 499870), (20, 449883), (21, 428460), (28, 321345), (30, 299922), (35, 257076), (36, 249935), (37, 243180), (42, 214230), (45, 199948), (60, 149961), (63, 142820), (70, 128538), (74, 121590), (84, 107115), (90, 99974), (105, 85692), (111, 81060), (126, 71410), (140, 64269), (148, 60795), (180, 49987), (185, 48636), (193, 46620), (210, 42846), (222, 40530), (252, 35705), (259, 34740), (315, 28564), (333, 27020), (370, 24318), (386, 23310), (420, 21423), (444, 20265), (518, 17370), (555, 16212), (579, 15540), (630, 14282), (666, 13510), (740, 12159), (772, 11655), (777, 11580), (965, 9324), (1036, 8685), (1110, 8106), (1158, 7770), (1260, 7141), (1295, 6948), (1332, 6755), (1351, 6660), (1554, 5790), (1665, 5404), (1737, 5180), (1930, 4662), (2220, 4053), (2316, 3885), (2331, 3860), (2590, 3474), (2702, 3330), (2895, 3108)]