8439840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{5861}}^1$

素因数の和:5882

約数の個数: 72

約数和(自身を含む): 28805868

約数和(自身を除く): 20366028

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, 720, 1440, 5861, 11722, 17583, 23444, 29305, 35166, 46888, 52749, 58610, 70332, 87915, 93776, 105498, 117220, 140664, 175830, 187552, 210996, 234440, 263745, 281328, 351660, 421992, 468880, 527490, 562656, 703320, 843984, 937760, 1054980, 1406640, 1687968, 2109960, 2813280, 4219920, 8439840]

約数ペア:

[(1, 8439840), (2, 4219920), (3, 2813280), (4, 2109960), (5, 1687968), (6, 1406640), (8, 1054980), (9, 937760), (10, 843984), (12, 703320), (15, 562656), (16, 527490), (18, 468880), (20, 421992), (24, 351660), (30, 281328), (32, 263745), (36, 234440), (40, 210996), (45, 187552), (48, 175830), (60, 140664), (72, 117220), (80, 105498), (90, 93776), (96, 87915), (120, 70332), (144, 58610), (160, 52749), (180, 46888), (240, 35166), (288, 29305), (360, 23444), (480, 17583), (720, 11722), (1440, 5861)]