2897820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{947}}^1$

素因数の和:979

約数の個数: 72

約数和(自身を含む): 9316944

約数和(自身を除く): 6419124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 947, 1020, 1530, 1894, 2841, 3060, 3788, 4735, 5682, 8523, 9470, 11364, 14205, 16099, 17046, 18940, 28410, 32198, 34092, 42615, 48297, 56820, 64396, 80495, 85230, 96594, 144891, 160990, 170460, 193188, 241485, 289782, 321980, 482970, 579564, 724455, 965940, 1448910, 2897820]

約数ペア:

[(1, 2897820), (2, 1448910), (3, 965940), (4, 724455), (5, 579564), (6, 482970), (9, 321980), (10, 289782), (12, 241485), (15, 193188), (17, 170460), (18, 160990), (20, 144891), (30, 96594), (34, 85230), (36, 80495), (45, 64396), (51, 56820), (60, 48297), (68, 42615), (85, 34092), (90, 32198), (102, 28410), (153, 18940), (170, 17046), (180, 16099), (204, 14205), (255, 11364), (306, 9470), (340, 8523), (510, 5682), (612, 4735), (765, 3788), (947, 3060), (1020, 2841), (1530, 1894)]