220792416

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:509

約数の個数: 144

約数和(自身を含む): 649313280

約数和(自身を除く): 428520864

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 78, 93, 96, 104, 124, 156, 169, 186, 208, 248, 312, 338, 372, 403, 416, 439, 496, 507, 624, 676, 744, 806, 878, 992, 1014, 1209, 1248, 1317, 1352, 1488, 1612, 1756, 2028, 2418, 2634, 2704, 2976, 3224, 3512, 4056, 4836, 5239, 5268, 5408, 5707, 6448, 7024, 8112, 9672, 10478, 10536, 11414, 12896, 13609, 14048, 15717, 16224, 17121, 19344, 20956, 21072, 22828, 27218, 31434, 34242, 38688, 40827, 41912, 42144, 45656, 54436, 62868, 68484, 74191, 81654, 83824, 91312, 108872, 125736, 136968, 148382, 163308, 167648, 176917, 182624, 217744, 222573, 251472, 273936, 296764, 326616, 353834, 435488, 445146, 502944, 530751, 547872, 593528, 653232, 707668, 890292, 1061502, 1187056, 1306464, 1415336, 1780584, 2123004, 2299921, 2374112, 2830672, 3561168, 4246008, 4599842, 5661344, 6899763, 7122336, 8492016, 9199684, 13799526, 16984032, 18399368, 27599052, 36798736, 55198104, 73597472, 110396208, 220792416]

約数ペア:

[(1, 220792416), (2, 110396208), (3, 73597472), (4, 55198104), (6, 36798736), (8, 27599052), (12, 18399368), (13, 16984032), (16, 13799526), (24, 9199684), (26, 8492016), (31, 7122336), (32, 6899763), (39, 5661344), (48, 4599842), (52, 4246008), (62, 3561168), (78, 2830672), (93, 2374112), (96, 2299921), (104, 2123004), (124, 1780584), (156, 1415336), (169, 1306464), (186, 1187056), (208, 1061502), (248, 890292), (312, 707668), (338, 653232), (372, 593528), (403, 547872), (416, 530751), (439, 502944), (496, 445146), (507, 435488), (624, 353834), (676, 326616), (744, 296764), (806, 273936), (878, 251472), (992, 222573), (1014, 217744), (1209, 182624), (1248, 176917), (1317, 167648), (1352, 163308), (1488, 148382), (1612, 136968), (1756, 125736), (2028, 108872), (2418, 91312), (2634, 83824), (2704, 81654), (2976, 74191), (3224, 68484), (3512, 62868), (4056, 54436), (4836, 45656), (5239, 42144), (5268, 41912), (5408, 40827), (5707, 38688), (6448, 34242), (7024, 31434), (8112, 27218), (9672, 22828), (10478, 21072), (10536, 20956), (11414, 19344), (12896, 17121), (13609, 16224), (14048, 15717)]