242872380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3299}}^1$

素因数の和:3723

約数の個数: 72

約数和(自身を含む): 738738000

約数和(自身を除く): 495865620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 1227, 1636, 2045, 2454, 3299, 3681, 4090, 4908, 6135, 6598, 7362, 8180, 9897, 12270, 13196, 14724, 16495, 18405, 19794, 24540, 29691, 32990, 36810, 39588, 49485, 59382, 65980, 73620, 98970, 118764, 148455, 197940, 296910, 593820, 1349291, 2698582, 4047873, 5397164, 6746455, 8095746, 12143619, 13492910, 16191492, 20239365, 24287238, 26985820, 40478730, 48574476, 60718095, 80957460, 121436190, 242872380]

約数ペア:

[(1, 242872380), (2, 121436190), (3, 80957460), (4, 60718095), (5, 48574476), (6, 40478730), (9, 26985820), (10, 24287238), (12, 20239365), (15, 16191492), (18, 13492910), (20, 12143619), (30, 8095746), (36, 6746455), (45, 5397164), (60, 4047873), (90, 2698582), (180, 1349291), (409, 593820), (818, 296910), (1227, 197940), (1636, 148455), (2045, 118764), (2454, 98970), (3299, 73620), (3681, 65980), (4090, 59382), (4908, 49485), (6135, 39588), (6598, 36810), (7362, 32990), (8180, 29691), (9897, 24540), (12270, 19794), (13196, 18405), (14724, 16495)]