213473440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{223}}^1$

素因数の和:462

約数の個数: 96

約数和(自身を含む): 525643776

約数和(自身を除く): 312170336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 193, 223, 248, 310, 386, 446, 496, 620, 772, 892, 965, 992, 1115, 1240, 1544, 1784, 1930, 2230, 2480, 3088, 3568, 3860, 4460, 4960, 5983, 6176, 6913, 7136, 7720, 8920, 11966, 13826, 15440, 17840, 23932, 27652, 29915, 30880, 34565, 35680, 43039, 47864, 55304, 59830, 69130, 86078, 95728, 110608, 119660, 138260, 172156, 191456, 215195, 221216, 239320, 276520, 344312, 430390, 478640, 553040, 688624, 860780, 957280, 1106080, 1334209, 1377248, 1721560, 2668418, 3443120, 5336836, 6671045, 6886240, 10673672, 13342090, 21347344, 26684180, 42694688, 53368360, 106736720, 213473440]

約数ペア:

[(1, 213473440), (2, 106736720), (4, 53368360), (5, 42694688), (8, 26684180), (10, 21347344), (16, 13342090), (20, 10673672), (31, 6886240), (32, 6671045), (40, 5336836), (62, 3443120), (80, 2668418), (124, 1721560), (155, 1377248), (160, 1334209), (193, 1106080), (223, 957280), (248, 860780), (310, 688624), (386, 553040), (446, 478640), (496, 430390), (620, 344312), (772, 276520), (892, 239320), (965, 221216), (992, 215195), (1115, 191456), (1240, 172156), (1544, 138260), (1784, 119660), (1930, 110608), (2230, 95728), (2480, 86078), (3088, 69130), (3568, 59830), (3860, 55304), (4460, 47864), (4960, 43039), (5983, 35680), (6176, 34565), (6913, 30880), (7136, 29915), (7720, 27652), (8920, 23932), (11966, 17840), (13826, 15440)]