208331532

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 587059200

約数和(自身を除く): 378727668

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 79, 93, 102, 124, 139, 153, 158, 186, 204, 237, 278, 279, 306, 316, 372, 417, 474, 527, 556, 558, 612, 711, 834, 948, 1054, 1116, 1251, 1343, 1422, 1581, 1668, 2108, 2363, 2449, 2502, 2686, 2844, 3162, 4029, 4309, 4726, 4743, 4898, 5004, 5372, 6324, 7089, 7347, 8058, 8618, 9452, 9486, 9796, 10981, 12087, 12927, 14178, 14694, 16116, 17236, 18972, 21267, 21962, 22041, 24174, 25854, 28356, 29388, 32943, 38781, 41633, 42534, 43924, 44082, 48348, 51708, 65886, 73253, 77562, 83266, 85068, 88164, 98829, 124899, 131772, 146506, 155124, 166532, 186677, 197658, 219759, 249798, 293012, 340411, 373354, 374697, 395316, 439518, 499596, 560031, 659277, 680822, 746708, 749394, 879036, 1021233, 1120062, 1318554, 1361644, 1498788, 1680093, 2042466, 2240124, 2637108, 3063699, 3360186, 4084932, 5786987, 6127398, 6720372, 11573974, 12254796, 17360961, 23147948, 34721922, 52082883, 69443844, 104165766, 208331532]

約数ペア:

[(1, 208331532), (2, 104165766), (3, 69443844), (4, 52082883), (6, 34721922), (9, 23147948), (12, 17360961), (17, 12254796), (18, 11573974), (31, 6720372), (34, 6127398), (36, 5786987), (51, 4084932), (62, 3360186), (68, 3063699), (79, 2637108), (93, 2240124), (102, 2042466), (124, 1680093), (139, 1498788), (153, 1361644), (158, 1318554), (186, 1120062), (204, 1021233), (237, 879036), (278, 749394), (279, 746708), (306, 680822), (316, 659277), (372, 560031), (417, 499596), (474, 439518), (527, 395316), (556, 374697), (558, 373354), (612, 340411), (711, 293012), (834, 249798), (948, 219759), (1054, 197658), (1116, 186677), (1251, 166532), (1343, 155124), (1422, 146506), (1581, 131772), (1668, 124899), (2108, 98829), (2363, 88164), (2449, 85068), (2502, 83266), (2686, 77562), (2844, 73253), (3162, 65886), (4029, 51708), (4309, 48348), (4726, 44082), (4743, 43924), (4898, 42534), (5004, 41633), (5372, 38781), (6324, 32943), (7089, 29388), (7347, 28356), (8058, 25854), (8618, 24174), (9452, 22041), (9486, 21962), (9796, 21267), (10981, 18972), (12087, 17236), (12927, 16116), (14178, 14694)]