318670912

素因数分解:

$2^6\times 7^2\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:664

約数の個数: 84

約数和(自身を含む): 740231184

約数和(自身を除く): 421560272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 307, 331, 392, 448, 614, 662, 784, 1228, 1324, 1568, 2149, 2317, 2456, 2648, 3136, 4298, 4634, 4912, 5296, 8596, 9268, 9824, 10592, 15043, 16219, 17192, 18536, 19648, 21184, 30086, 32438, 34384, 37072, 60172, 64876, 68768, 74144, 101617, 120344, 129752, 137536, 148288, 203234, 240688, 259504, 406468, 481376, 519008, 711319, 812936, 962752, 1038016, 1422638, 1625872, 2845276, 3251744, 4979233, 5690552, 6503488, 9958466, 11381104, 19916932, 22762208, 39833864, 45524416, 79667728, 159335456, 318670912]

約数ペア:

[(1, 318670912), (2, 159335456), (4, 79667728), (7, 45524416), (8, 39833864), (14, 22762208), (16, 19916932), (28, 11381104), (32, 9958466), (49, 6503488), (56, 5690552), (64, 4979233), (98, 3251744), (112, 2845276), (196, 1625872), (224, 1422638), (307, 1038016), (331, 962752), (392, 812936), (448, 711319), (614, 519008), (662, 481376), (784, 406468), (1228, 259504), (1324, 240688), (1568, 203234), (2149, 148288), (2317, 137536), (2456, 129752), (2648, 120344), (3136, 101617), (4298, 74144), (4634, 68768), (4912, 64876), (5296, 60172), (8596, 37072), (9268, 34384), (9824, 32438), (10592, 30086), (15043, 21184), (16219, 19648), (17192, 18536)]