128290432

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 128

約数和(自身を含む): 297432000

約数和(自身を除く): 169141568

約数列:

[1, 2, 4, 8, 16, 17, 19, 29, 32, 34, 38, 58, 64, 68, 76, 107, 116, 128, 136, 152, 214, 232, 272, 304, 323, 428, 464, 493, 544, 551, 608, 646, 856, 928, 986, 1088, 1102, 1216, 1292, 1712, 1819, 1856, 1972, 2033, 2176, 2204, 2432, 2584, 3103, 3424, 3638, 3712, 3944, 4066, 4408, 5168, 6206, 6848, 7276, 7888, 8132, 8816, 9367, 10336, 12412, 13696, 14552, 15776, 16264, 17632, 18734, 20672, 24824, 29104, 31552, 32528, 34561, 35264, 37468, 41344, 49648, 52751, 58208, 58957, 63104, 65056, 69122, 70528, 74936, 99296, 105502, 116416, 117914, 130112, 138244, 149872, 198592, 211004, 232832, 235828, 260224, 276488, 299744, 397184, 422008, 471656, 552976, 599488, 844016, 943312, 1002269, 1105952, 1198976, 1688032, 1886624, 2004538, 2211904, 3376064, 3773248, 4009076, 4423808, 6752128, 7546496, 8018152, 16036304, 32072608, 64145216, 128290432]

約数ペア:

[(1, 128290432), (2, 64145216), (4, 32072608), (8, 16036304), (16, 8018152), (17, 7546496), (19, 6752128), (29, 4423808), (32, 4009076), (34, 3773248), (38, 3376064), (58, 2211904), (64, 2004538), (68, 1886624), (76, 1688032), (107, 1198976), (116, 1105952), (128, 1002269), (136, 943312), (152, 844016), (214, 599488), (232, 552976), (272, 471656), (304, 422008), (323, 397184), (428, 299744), (464, 276488), (493, 260224), (544, 235828), (551, 232832), (608, 211004), (646, 198592), (856, 149872), (928, 138244), (986, 130112), (1088, 117914), (1102, 116416), (1216, 105502), (1292, 99296), (1712, 74936), (1819, 70528), (1856, 69122), (1972, 65056), (2033, 63104), (2176, 58957), (2204, 58208), (2432, 52751), (2584, 49648), (3103, 41344), (3424, 37468), (3638, 35264), (3712, 34561), (3944, 32528), (4066, 31552), (4408, 29104), (5168, 24824), (6206, 20672), (6848, 18734), (7276, 17632), (7888, 16264), (8132, 15776), (8816, 14552), (9367, 13696), (10336, 12412)]