1119729920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28219}}^1$

素因数の和:28271

約数の個数: 72

約数和(自身を含む): 2768720640

約数和(自身を除く): 1648990720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 28219, 39680, 56438, 112876, 141095, 225752, 282190, 451504, 564380, 874789, 903008, 1128760, 1749578, 1806016, 2257520, 3499156, 3612032, 4373945, 4515040, 6998312, 7224064, 8747890, 9030080, 13996624, 17495780, 18060160, 27993248, 34991560, 36120320, 55986496, 69983120, 111972992, 139966240, 223945984, 279932480, 559864960, 1119729920]

約数ペア:

[(1, 1119729920), (2, 559864960), (4, 279932480), (5, 223945984), (8, 139966240), (10, 111972992), (16, 69983120), (20, 55986496), (31, 36120320), (32, 34991560), (40, 27993248), (62, 18060160), (64, 17495780), (80, 13996624), (124, 9030080), (128, 8747890), (155, 7224064), (160, 6998312), (248, 4515040), (256, 4373945), (310, 3612032), (320, 3499156), (496, 2257520), (620, 1806016), (640, 1749578), (992, 1128760), (1240, 903008), (1280, 874789), (1984, 564380), (2480, 451504), (3968, 282190), (4960, 225752), (7936, 141095), (9920, 112876), (19840, 56438), (28219, 39680)]