220244416

素因数分解:

$2^6\times 7^3\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 112

約数和(自身を含む): 520192000

約数和(自身を除く): 299947584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 79, 98, 112, 127, 158, 196, 224, 254, 316, 343, 392, 448, 508, 553, 632, 686, 784, 889, 1016, 1106, 1264, 1372, 1568, 1778, 2032, 2212, 2528, 2744, 3136, 3556, 3871, 4064, 4424, 5056, 5488, 6223, 7112, 7742, 8128, 8848, 10033, 10976, 12446, 14224, 15484, 17696, 20066, 21952, 24892, 27097, 28448, 30968, 35392, 40132, 43561, 49784, 54194, 56896, 61936, 70231, 80264, 87122, 99568, 108388, 123872, 140462, 160528, 174244, 199136, 216776, 247744, 280924, 321056, 348488, 398272, 433552, 491617, 561848, 642112, 696976, 867104, 983234, 1123696, 1393952, 1734208, 1966468, 2247392, 2787904, 3441319, 3932936, 4494784, 6882638, 7865872, 13765276, 15731744, 27530552, 31463488, 55061104, 110122208, 220244416]

約数ペア:

[(1, 220244416), (2, 110122208), (4, 55061104), (7, 31463488), (8, 27530552), (14, 15731744), (16, 13765276), (28, 7865872), (32, 6882638), (49, 4494784), (56, 3932936), (64, 3441319), (79, 2787904), (98, 2247392), (112, 1966468), (127, 1734208), (158, 1393952), (196, 1123696), (224, 983234), (254, 867104), (316, 696976), (343, 642112), (392, 561848), (448, 491617), (508, 433552), (553, 398272), (632, 348488), (686, 321056), (784, 280924), (889, 247744), (1016, 216776), (1106, 199136), (1264, 174244), (1372, 160528), (1568, 140462), (1778, 123872), (2032, 108388), (2212, 99568), (2528, 87122), (2744, 80264), (3136, 70231), (3556, 61936), (3871, 56896), (4064, 54194), (4424, 49784), (5056, 43561), (5488, 40132), (6223, 35392), (7112, 30968), (7742, 28448), (8128, 27097), (8848, 24892), (10033, 21952), (10976, 20066), (12446, 17696), (14224, 15484)]