920390912

素因数分解:

$2^8\times 7^2\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:576

約数の個数: 108

約数和(自身を含む): 2153067840

約数和(自身を除く): 1232676928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 239, 256, 307, 392, 448, 478, 614, 784, 896, 956, 1228, 1568, 1673, 1792, 1912, 2149, 2456, 3136, 3346, 3824, 4298, 4912, 6272, 6692, 7648, 8596, 9824, 11711, 12544, 13384, 15043, 15296, 17192, 19648, 23422, 26768, 30086, 30592, 34384, 39296, 46844, 53536, 60172, 61184, 68768, 73373, 78592, 93688, 107072, 120344, 137536, 146746, 187376, 214144, 240688, 275072, 293492, 374752, 428288, 481376, 513611, 550144, 586984, 749504, 962752, 1027222, 1173968, 1499008, 1925504, 2054444, 2347936, 2998016, 3595277, 3851008, 4108888, 4695872, 7190554, 8217776, 9391744, 14381108, 16435552, 18783488, 28762216, 32871104, 57524432, 65742208, 115048864, 131484416, 230097728, 460195456, 920390912]

約数ペア:

[(1, 920390912), (2, 460195456), (4, 230097728), (7, 131484416), (8, 115048864), (14, 65742208), (16, 57524432), (28, 32871104), (32, 28762216), (49, 18783488), (56, 16435552), (64, 14381108), (98, 9391744), (112, 8217776), (128, 7190554), (196, 4695872), (224, 4108888), (239, 3851008), (256, 3595277), (307, 2998016), (392, 2347936), (448, 2054444), (478, 1925504), (614, 1499008), (784, 1173968), (896, 1027222), (956, 962752), (1228, 749504), (1568, 586984), (1673, 550144), (1792, 513611), (1912, 481376), (2149, 428288), (2456, 374752), (3136, 293492), (3346, 275072), (3824, 240688), (4298, 214144), (4912, 187376), (6272, 146746), (6692, 137536), (7648, 120344), (8596, 107072), (9824, 93688), (11711, 78592), (12544, 73373), (13384, 68768), (15043, 61184), (15296, 60172), (17192, 53536), (19648, 46844), (23422, 39296), (26768, 34384), (30086, 30592)]