180027680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{160739}}^1$

素因数の和:160761

約数の個数: 48

約数和(自身を含む): 486077760

約数和(自身を除く): 306050080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 160739, 321478, 642956, 803695, 1125173, 1285912, 1607390, 2250346, 2571824, 3214780, 4500692, 5143648, 5625865, 6429560, 9001384, 11251730, 12859120, 18002768, 22503460, 25718240, 36005536, 45006920, 90013840, 180027680]

約数ペア:

[(1, 180027680), (2, 90013840), (4, 45006920), (5, 36005536), (7, 25718240), (8, 22503460), (10, 18002768), (14, 12859120), (16, 11251730), (20, 9001384), (28, 6429560), (32, 5625865), (35, 5143648), (40, 4500692), (56, 3214780), (70, 2571824), (80, 2250346), (112, 1607390), (140, 1285912), (160, 1125173), (224, 803695), (280, 642956), (560, 321478), (1120, 160739)]