668637864

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{229}}^1\times {\mathrm{379}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 1840644000

約数和(自身を除く): 1172006136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 229, 321, 379, 428, 458, 642, 687, 758, 856, 916, 963, 1137, 1284, 1374, 1516, 1832, 1926, 2061, 2274, 2568, 2748, 3032, 3411, 3852, 4122, 4548, 5496, 6822, 7704, 8244, 9096, 13644, 16488, 24503, 27288, 40553, 49006, 73509, 81106, 86791, 98012, 121659, 147018, 162212, 173582, 196024, 220527, 243318, 260373, 294036, 324424, 347164, 364977, 441054, 486636, 520746, 588072, 694328, 729954, 781119, 882108, 973272, 1041492, 1459908, 1562238, 1764216, 2082984, 2919816, 3124476, 6248952, 9286637, 18573274, 27859911, 37146548, 55719822, 74293096, 83579733, 111439644, 167159466, 222879288, 334318932, 668637864]

約数ペア:

[(1, 668637864), (2, 334318932), (3, 222879288), (4, 167159466), (6, 111439644), (8, 83579733), (9, 74293096), (12, 55719822), (18, 37146548), (24, 27859911), (36, 18573274), (72, 9286637), (107, 6248952), (214, 3124476), (229, 2919816), (321, 2082984), (379, 1764216), (428, 1562238), (458, 1459908), (642, 1041492), (687, 973272), (758, 882108), (856, 781119), (916, 729954), (963, 694328), (1137, 588072), (1284, 520746), (1374, 486636), (1516, 441054), (1832, 364977), (1926, 347164), (2061, 324424), (2274, 294036), (2568, 260373), (2748, 243318), (3032, 220527), (3411, 196024), (3852, 173582), (4122, 162212), (4548, 147018), (5496, 121659), (6822, 98012), (7704, 86791), (8244, 81106), (9096, 73509), (13644, 49006), (16488, 40553), (24503, 27288)]