30820770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{541}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 82730880

約数和(自身を除く): 51910110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 211, 270, 422, 541, 633, 1055, 1082, 1266, 1623, 1899, 2110, 2705, 3165, 3246, 3798, 4869, 5410, 5697, 6330, 8115, 9495, 9738, 11394, 14607, 16230, 18990, 24345, 28485, 29214, 48690, 56970, 73035, 114151, 146070, 228302, 342453, 570755, 684906, 1027359, 1141510, 1712265, 2054718, 3082077, 3424530, 5136795, 6164154, 10273590, 15410385, 30820770]

約数ペア:

[(1, 30820770), (2, 15410385), (3, 10273590), (5, 6164154), (6, 5136795), (9, 3424530), (10, 3082077), (15, 2054718), (18, 1712265), (27, 1141510), (30, 1027359), (45, 684906), (54, 570755), (90, 342453), (135, 228302), (211, 146070), (270, 114151), (422, 73035), (541, 56970), (633, 48690), (1055, 29214), (1082, 28485), (1266, 24345), (1623, 18990), (1899, 16230), (2110, 14607), (2705, 11394), (3165, 9738), (3246, 9495), (3798, 8115), (4869, 6330), (5410, 5697)]