378421708

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:675

約数の個数: 72

約数和(自身を含む): 816002880

約数和(自身を除く): 437581172

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 307, 331, 532, 614, 662, 931, 1228, 1324, 1862, 2149, 2317, 3724, 4298, 4634, 5833, 6289, 8596, 9268, 11666, 12578, 15043, 16219, 23332, 25156, 30086, 32438, 40831, 44023, 60172, 64876, 81662, 88046, 101617, 163324, 176092, 203234, 285817, 308161, 406468, 571634, 616322, 711319, 1143268, 1232644, 1422638, 1930723, 2845276, 3861446, 4979233, 7722892, 9958466, 13515061, 19916932, 27030122, 54060244, 94605427, 189210854, 378421708]

約数ペア:

[(1, 378421708), (2, 189210854), (4, 94605427), (7, 54060244), (14, 27030122), (19, 19916932), (28, 13515061), (38, 9958466), (49, 7722892), (76, 4979233), (98, 3861446), (133, 2845276), (196, 1930723), (266, 1422638), (307, 1232644), (331, 1143268), (532, 711319), (614, 616322), (662, 571634), (931, 406468), (1228, 308161), (1324, 285817), (1862, 203234), (2149, 176092), (2317, 163324), (3724, 101617), (4298, 88046), (4634, 81662), (5833, 64876), (6289, 60172), (8596, 44023), (9268, 40831), (11666, 32438), (12578, 30086), (15043, 25156), (16219, 23332)]