217466240

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:260

約数の個数: 128

約数和(自身を含む): 546981120

約数和(自身を除く): 329514880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 97, 113, 124, 128, 155, 160, 194, 226, 248, 310, 320, 388, 452, 485, 496, 565, 620, 640, 776, 904, 970, 992, 1130, 1240, 1552, 1808, 1940, 1984, 2260, 2480, 3007, 3104, 3503, 3616, 3880, 3968, 4520, 4960, 6014, 6208, 7006, 7232, 7760, 9040, 9920, 10961, 12028, 12416, 14012, 14464, 15035, 15520, 17515, 18080, 19840, 21922, 24056, 28024, 30070, 31040, 35030, 36160, 43844, 48112, 54805, 56048, 60140, 62080, 70060, 72320, 87688, 96224, 109610, 112096, 120280, 140120, 175376, 192448, 219220, 224192, 240560, 280240, 339791, 350752, 384896, 438440, 448384, 481120, 560480, 679582, 701504, 876880, 962240, 1120960, 1359164, 1403008, 1698955, 1753760, 1924480, 2241920, 2718328, 3397910, 3507520, 5436656, 6795820, 7015040, 10873312, 13591640, 21746624, 27183280, 43493248, 54366560, 108733120, 217466240]

約数ペア:

[(1, 217466240), (2, 108733120), (4, 54366560), (5, 43493248), (8, 27183280), (10, 21746624), (16, 13591640), (20, 10873312), (31, 7015040), (32, 6795820), (40, 5436656), (62, 3507520), (64, 3397910), (80, 2718328), (97, 2241920), (113, 1924480), (124, 1753760), (128, 1698955), (155, 1403008), (160, 1359164), (194, 1120960), (226, 962240), (248, 876880), (310, 701504), (320, 679582), (388, 560480), (452, 481120), (485, 448384), (496, 438440), (565, 384896), (620, 350752), (640, 339791), (776, 280240), (904, 240560), (970, 224192), (992, 219220), (1130, 192448), (1240, 175376), (1552, 140120), (1808, 120280), (1940, 112096), (1984, 109610), (2260, 96224), (2480, 87688), (3007, 72320), (3104, 70060), (3503, 62080), (3616, 60140), (3880, 56048), (3968, 54805), (4520, 48112), (4960, 43844), (6014, 36160), (6208, 35030), (7006, 31040), (7232, 30070), (7760, 28024), (9040, 24056), (9920, 21922), (10961, 19840), (12028, 18080), (12416, 17515), (14012, 15520), (14464, 15035)]