213808728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1741}}^1$

素因数の和:1817

約数の個数: 128

約数和(自身を含む): 662238720

約数和(自身を除く): 448429992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 43, 51, 56, 68, 84, 86, 102, 119, 129, 136, 168, 172, 204, 238, 258, 301, 344, 357, 408, 476, 516, 602, 714, 731, 903, 952, 1032, 1204, 1428, 1462, 1741, 1806, 2193, 2408, 2856, 2924, 3482, 3612, 4386, 5117, 5223, 5848, 6964, 7224, 8772, 10234, 10446, 12187, 13928, 15351, 17544, 20468, 20892, 24374, 29597, 30702, 36561, 40936, 41784, 48748, 59194, 61404, 73122, 74863, 88791, 97496, 118388, 122808, 146244, 149726, 177582, 207179, 224589, 236776, 292488, 299452, 355164, 414358, 449178, 524041, 598904, 621537, 710328, 828716, 898356, 1048082, 1243074, 1272671, 1572123, 1657432, 1796712, 2096164, 2486148, 2545342, 3144246, 3818013, 4192328, 4972296, 5090684, 6288492, 7636026, 8908697, 10181368, 12576984, 15272052, 17817394, 26726091, 30544104, 35634788, 53452182, 71269576, 106904364, 213808728]

約数ペア:

[(1, 213808728), (2, 106904364), (3, 71269576), (4, 53452182), (6, 35634788), (7, 30544104), (8, 26726091), (12, 17817394), (14, 15272052), (17, 12576984), (21, 10181368), (24, 8908697), (28, 7636026), (34, 6288492), (42, 5090684), (43, 4972296), (51, 4192328), (56, 3818013), (68, 3144246), (84, 2545342), (86, 2486148), (102, 2096164), (119, 1796712), (129, 1657432), (136, 1572123), (168, 1272671), (172, 1243074), (204, 1048082), (238, 898356), (258, 828716), (301, 710328), (344, 621537), (357, 598904), (408, 524041), (476, 449178), (516, 414358), (602, 355164), (714, 299452), (731, 292488), (903, 236776), (952, 224589), (1032, 207179), (1204, 177582), (1428, 149726), (1462, 146244), (1741, 122808), (1806, 118388), (2193, 97496), (2408, 88791), (2856, 74863), (2924, 73122), (3482, 61404), (3612, 59194), (4386, 48748), (5117, 41784), (5223, 40936), (5848, 36561), (6964, 30702), (7224, 29597), (8772, 24374), (10234, 20892), (10446, 20468), (12187, 17544), (13928, 15351)]