217488896

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:399

約数の個数: 80

約数和(自身を含む): 464851200

約数和(自身を除く): 247362304

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 79, 128, 152, 158, 256, 283, 304, 316, 512, 566, 608, 632, 1132, 1216, 1264, 1501, 2264, 2432, 2528, 3002, 4528, 4864, 5056, 5377, 6004, 9056, 9728, 10112, 10754, 12008, 18112, 20224, 21508, 22357, 24016, 36224, 40448, 43016, 44714, 48032, 72448, 86032, 89428, 96064, 144896, 172064, 178856, 192128, 344128, 357712, 384256, 424783, 688256, 715424, 768512, 849566, 1376512, 1430848, 1699132, 2753024, 2861696, 3398264, 5723392, 6796528, 11446784, 13593056, 27186112, 54372224, 108744448, 217488896]

約数ペア:

[(1, 217488896), (2, 108744448), (4, 54372224), (8, 27186112), (16, 13593056), (19, 11446784), (32, 6796528), (38, 5723392), (64, 3398264), (76, 2861696), (79, 2753024), (128, 1699132), (152, 1430848), (158, 1376512), (256, 849566), (283, 768512), (304, 715424), (316, 688256), (512, 424783), (566, 384256), (608, 357712), (632, 344128), (1132, 192128), (1216, 178856), (1264, 172064), (1501, 144896), (2264, 96064), (2432, 89428), (2528, 86032), (3002, 72448), (4528, 48032), (4864, 44714), (5056, 43016), (5377, 40448), (6004, 36224), (9056, 24016), (9728, 22357), (10112, 21508), (10754, 20224), (12008, 18112)]