30739680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21347}}^1$

素因数の和:21368

約数の個数: 72

約数和(自身を含む): 104904072

約数和(自身を除く): 74164392

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, 21347, 42694, 64041, 85388, 106735, 128082, 170776, 192123, 213470, 256164, 320205, 341552, 384246, 426940, 512328, 640410, 683104, 768492, 853880, 960615, 1024656, 1280820, 1536984, 1707760, 1921230, 2049312, 2561640, 3073968, 3415520, 3842460, 5123280, 6147936, 7684920, 10246560, 15369840, 30739680]

約数ペア:

[(1, 30739680), (2, 15369840), (3, 10246560), (4, 7684920), (5, 6147936), (6, 5123280), (8, 3842460), (9, 3415520), (10, 3073968), (12, 2561640), (15, 2049312), (16, 1921230), (18, 1707760), (20, 1536984), (24, 1280820), (30, 1024656), (32, 960615), (36, 853880), (40, 768492), (45, 683104), (48, 640410), (60, 512328), (72, 426940), (80, 384246), (90, 341552), (96, 320205), (120, 256164), (144, 213470), (160, 192123), (180, 170776), (240, 128082), (288, 106735), (360, 85388), (480, 64041), (720, 42694), (1440, 21347)]