40479840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{28111}}^1$

素因数の和:28132

約数の個数: 72

約数和(自身を含む): 138142368

約数和(自身を除く): 97662528

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, 28111, 56222, 84333, 112444, 140555, 168666, 224888, 252999, 281110, 337332, 421665, 449776, 505998, 562220, 674664, 843330, 899552, 1011996, 1124440, 1264995, 1349328, 1686660, 2023992, 2248880, 2529990, 2698656, 3373320, 4047984, 4497760, 5059980, 6746640, 8095968, 10119960, 13493280, 20239920, 40479840]

約数ペア:

[(1, 40479840), (2, 20239920), (3, 13493280), (4, 10119960), (5, 8095968), (6, 6746640), (8, 5059980), (9, 4497760), (10, 4047984), (12, 3373320), (15, 2698656), (16, 2529990), (18, 2248880), (20, 2023992), (24, 1686660), (30, 1349328), (32, 1264995), (36, 1124440), (40, 1011996), (45, 899552), (48, 843330), (60, 674664), (72, 562220), (80, 505998), (90, 449776), (96, 421665), (120, 337332), (144, 281110), (160, 252999), (180, 224888), (240, 168666), (288, 140555), (360, 112444), (480, 84333), (720, 56222), (1440, 28111)]