201818456

素因数分解:

$2^3\times 7^5\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 470592000

約数和(自身を除く): 268773544

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 79, 98, 133, 152, 158, 196, 266, 316, 343, 392, 532, 553, 632, 686, 931, 1064, 1106, 1372, 1501, 1862, 2212, 2401, 2744, 3002, 3724, 3871, 4424, 4802, 6004, 6517, 7448, 7742, 9604, 10507, 12008, 13034, 15484, 16807, 19208, 21014, 26068, 27097, 30968, 33614, 42028, 45619, 52136, 54194, 67228, 73549, 84056, 91238, 108388, 134456, 147098, 182476, 189679, 216776, 294196, 319333, 364952, 379358, 514843, 588392, 638666, 758716, 1029686, 1277332, 1327753, 1517432, 2059372, 2554664, 2655506, 3603901, 4118744, 5311012, 7207802, 10622024, 14415604, 25227307, 28831208, 50454614, 100909228, 201818456]

約数ペア:

[(1, 201818456), (2, 100909228), (4, 50454614), (7, 28831208), (8, 25227307), (14, 14415604), (19, 10622024), (28, 7207802), (38, 5311012), (49, 4118744), (56, 3603901), (76, 2655506), (79, 2554664), (98, 2059372), (133, 1517432), (152, 1327753), (158, 1277332), (196, 1029686), (266, 758716), (316, 638666), (343, 588392), (392, 514843), (532, 379358), (553, 364952), (632, 319333), (686, 294196), (931, 216776), (1064, 189679), (1106, 182476), (1372, 147098), (1501, 134456), (1862, 108388), (2212, 91238), (2401, 84056), (2744, 73549), (3002, 67228), (3724, 54194), (3871, 52136), (4424, 45619), (4802, 42028), (6004, 33614), (6517, 30968), (7448, 27097), (7742, 26068), (9604, 21014), (10507, 19208), (12008, 16807), (13034, 15484)]