30888228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 84690144

約数和(自身を除く): 53801916

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 131, 147, 196, 262, 294, 393, 401, 524, 588, 786, 802, 917, 1203, 1572, 1604, 1834, 2406, 2751, 2807, 3668, 4812, 5502, 5614, 6419, 8421, 11004, 11228, 12838, 16842, 19257, 19649, 25676, 33684, 38514, 39298, 52531, 58947, 77028, 78596, 105062, 117894, 157593, 210124, 235788, 315186, 367717, 630372, 735434, 1103151, 1470868, 2206302, 2574019, 4412604, 5148038, 7722057, 10296076, 15444114, 30888228]

約数ペア:

[(1, 30888228), (2, 15444114), (3, 10296076), (4, 7722057), (6, 5148038), (7, 4412604), (12, 2574019), (14, 2206302), (21, 1470868), (28, 1103151), (42, 735434), (49, 630372), (84, 367717), (98, 315186), (131, 235788), (147, 210124), (196, 157593), (262, 117894), (294, 105062), (393, 78596), (401, 77028), (524, 58947), (588, 52531), (786, 39298), (802, 38514), (917, 33684), (1203, 25676), (1572, 19649), (1604, 19257), (1834, 16842), (2406, 12838), (2751, 11228), (2807, 11004), (3668, 8421), (4812, 6419), (5502, 5614)]