320440950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{509}}^1\times {\mathrm{1399}}^1$

素因数の和:1926

約数の個数: 72

約数和(自身を含む): 863226000

約数和(自身を除く): 542785050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 509, 1018, 1399, 1527, 2545, 2798, 3054, 4197, 4581, 5090, 6995, 7635, 8394, 9162, 12591, 12725, 13990, 15270, 20985, 22905, 25182, 25450, 34975, 38175, 41970, 45810, 62955, 69950, 76350, 104925, 114525, 125910, 209850, 229050, 314775, 629550, 712091, 1424182, 2136273, 3560455, 4272546, 6408819, 7120910, 10681365, 12817638, 17802275, 21362730, 32044095, 35604550, 53406825, 64088190, 106813650, 160220475, 320440950]

約数ペア:

[(1, 320440950), (2, 160220475), (3, 106813650), (5, 64088190), (6, 53406825), (9, 35604550), (10, 32044095), (15, 21362730), (18, 17802275), (25, 12817638), (30, 10681365), (45, 7120910), (50, 6408819), (75, 4272546), (90, 3560455), (150, 2136273), (225, 1424182), (450, 712091), (509, 629550), (1018, 314775), (1399, 229050), (1527, 209850), (2545, 125910), (2798, 114525), (3054, 104925), (4197, 76350), (4581, 69950), (5090, 62955), (6995, 45810), (7635, 41970), (8394, 38175), (9162, 34975), (12591, 25450), (12725, 25182), (13990, 22905), (15270, 20985)]