305629812

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{283}}^1$

素因数の和:653

約数の個数: 72

約数和(自身を含む): 784623840

約数和(自身を除く): 478994028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 229, 262, 283, 393, 458, 524, 566, 687, 786, 849, 916, 1132, 1179, 1374, 1572, 1698, 2061, 2358, 2547, 2748, 3396, 4122, 4716, 5094, 8244, 10188, 29999, 37073, 59998, 64807, 74146, 89997, 111219, 119996, 129614, 148292, 179994, 194421, 222438, 259228, 269991, 333657, 359988, 388842, 444876, 539982, 583263, 667314, 777684, 1079964, 1166526, 1334628, 2333052, 8489717, 16979434, 25469151, 33958868, 50938302, 76407453, 101876604, 152814906, 305629812]

約数ペア:

[(1, 305629812), (2, 152814906), (3, 101876604), (4, 76407453), (6, 50938302), (9, 33958868), (12, 25469151), (18, 16979434), (36, 8489717), (131, 2333052), (229, 1334628), (262, 1166526), (283, 1079964), (393, 777684), (458, 667314), (524, 583263), (566, 539982), (687, 444876), (786, 388842), (849, 359988), (916, 333657), (1132, 269991), (1179, 259228), (1374, 222438), (1572, 194421), (1698, 179994), (2061, 148292), (2358, 129614), (2547, 119996), (2748, 111219), (3396, 89997), (4122, 74146), (4716, 64807), (5094, 59998), (8244, 37073), (10188, 29999)]