256996128

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{140897}}^1$

素因数の和:140929

約数の個数: 48

約数和(自身を含む): 710125920

約数和(自身を除く): 453129792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 140897, 281794, 422691, 563588, 845382, 1127176, 1690764, 2254352, 2677043, 3381528, 4508704, 5354086, 6763056, 8031129, 10708172, 13526112, 16062258, 21416344, 32124516, 42832688, 64249032, 85665376, 128498064, 256996128]

約数ペア:

[(1, 256996128), (2, 128498064), (3, 85665376), (4, 64249032), (6, 42832688), (8, 32124516), (12, 21416344), (16, 16062258), (19, 13526112), (24, 10708172), (32, 8031129), (38, 6763056), (48, 5354086), (57, 4508704), (76, 3381528), (96, 2677043), (114, 2254352), (152, 1690764), (228, 1127176), (304, 845382), (456, 563588), (608, 422691), (912, 281794), (1824, 140897)]