289675020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{12161}}^1$

素因数の和:12570

約数の個数: 48

約数和(自身を含む): 813199968

約数和(自身を除く): 523524948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 397, 794, 1191, 1588, 1985, 2382, 3970, 4764, 5955, 7940, 11910, 12161, 23820, 24322, 36483, 48644, 60805, 72966, 121610, 145932, 182415, 243220, 364830, 729660, 4827917, 9655834, 14483751, 19311668, 24139585, 28967502, 48279170, 57935004, 72418755, 96558340, 144837510, 289675020]

約数ペア:

[(1, 289675020), (2, 144837510), (3, 96558340), (4, 72418755), (5, 57935004), (6, 48279170), (10, 28967502), (12, 24139585), (15, 19311668), (20, 14483751), (30, 9655834), (60, 4827917), (397, 729660), (794, 364830), (1191, 243220), (1588, 182415), (1985, 145932), (2382, 121610), (3970, 72966), (4764, 60805), (5955, 48644), (7940, 36483), (11910, 24322), (12161, 23820)]