178684038

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:574

約数の個数: 72

約数和(自身を含む): 423081360

約数和(自身を除く): 244397322

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 151, 169, 234, 302, 338, 389, 453, 507, 778, 906, 1014, 1167, 1359, 1521, 1963, 2334, 2718, 3042, 3501, 3926, 5057, 5889, 7002, 10114, 11778, 15171, 17667, 25519, 30342, 35334, 45513, 51038, 58739, 65741, 76557, 91026, 117478, 131482, 153114, 176217, 197223, 229671, 352434, 394446, 459342, 528651, 591669, 763607, 1057302, 1183338, 1527214, 2290821, 4581642, 6872463, 9926891, 13744926, 19853782, 29780673, 59561346, 89342019, 178684038]

約数ペア:

[(1, 178684038), (2, 89342019), (3, 59561346), (6, 29780673), (9, 19853782), (13, 13744926), (18, 9926891), (26, 6872463), (39, 4581642), (78, 2290821), (117, 1527214), (151, 1183338), (169, 1057302), (234, 763607), (302, 591669), (338, 528651), (389, 459342), (453, 394446), (507, 352434), (778, 229671), (906, 197223), (1014, 176217), (1167, 153114), (1359, 131482), (1521, 117478), (1963, 91026), (2334, 76557), (2718, 65741), (3042, 58739), (3501, 51038), (3926, 45513), (5057, 35334), (5889, 30342), (7002, 25519), (10114, 17667), (11778, 15171)]