208331508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 619673600

約数和(自身を除く): 411342092

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 103, 121, 132, 154, 199, 206, 231, 242, 308, 309, 363, 398, 412, 462, 484, 597, 618, 721, 726, 796, 847, 924, 1133, 1194, 1236, 1393, 1442, 1452, 1694, 2163, 2189, 2266, 2388, 2541, 2786, 2884, 3388, 3399, 4179, 4326, 4378, 4532, 5082, 5572, 6567, 6798, 7931, 8358, 8652, 8756, 10164, 12463, 13134, 13596, 15323, 15862, 16716, 20497, 23793, 24079, 24926, 26268, 30646, 31724, 37389, 40994, 45969, 47586, 48158, 49852, 61292, 61491, 72237, 74778, 81988, 87241, 91938, 95172, 96316, 122982, 143479, 144474, 149556, 168553, 174482, 183876, 225467, 245964, 261723, 286958, 288948, 337106, 348964, 430437, 450934, 505659, 523446, 573916, 674212, 676401, 860874, 901868, 1011318, 1046892, 1352802, 1578269, 1721748, 2022636, 2480137, 2705604, 3156538, 4734807, 4960274, 6313076, 7440411, 9469614, 9920548, 14880822, 17360959, 18939228, 29761644, 34721918, 52082877, 69443836, 104165754, 208331508]

約数ペア:

[(1, 208331508), (2, 104165754), (3, 69443836), (4, 52082877), (6, 34721918), (7, 29761644), (11, 18939228), (12, 17360959), (14, 14880822), (21, 9920548), (22, 9469614), (28, 7440411), (33, 6313076), (42, 4960274), (44, 4734807), (66, 3156538), (77, 2705604), (84, 2480137), (103, 2022636), (121, 1721748), (132, 1578269), (154, 1352802), (199, 1046892), (206, 1011318), (231, 901868), (242, 860874), (308, 676401), (309, 674212), (363, 573916), (398, 523446), (412, 505659), (462, 450934), (484, 430437), (597, 348964), (618, 337106), (721, 288948), (726, 286958), (796, 261723), (847, 245964), (924, 225467), (1133, 183876), (1194, 174482), (1236, 168553), (1393, 149556), (1442, 144474), (1452, 143479), (1694, 122982), (2163, 96316), (2189, 95172), (2266, 91938), (2388, 87241), (2541, 81988), (2786, 74778), (2884, 72237), (3388, 61491), (3399, 61292), (4179, 49852), (4326, 48158), (4378, 47586), (4532, 45969), (5082, 40994), (5572, 37389), (6567, 31724), (6798, 30646), (7931, 26268), (8358, 24926), (8652, 24079), (8756, 23793), (10164, 20497), (12463, 16716), (13134, 15862), (13596, 15323)]