40217478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 106168320

約数和(自身を除く): 65950842

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 23, 31, 34, 42, 46, 51, 62, 69, 79, 93, 102, 119, 138, 158, 161, 186, 217, 237, 238, 322, 357, 391, 434, 474, 483, 527, 553, 651, 713, 714, 782, 966, 1054, 1106, 1173, 1302, 1343, 1426, 1581, 1659, 1817, 2139, 2346, 2449, 2686, 2737, 3162, 3318, 3634, 3689, 4029, 4278, 4898, 4991, 5451, 5474, 7347, 7378, 8058, 8211, 9401, 9982, 10902, 11067, 12121, 12719, 14694, 14973, 16422, 17143, 18802, 22134, 24242, 25438, 28203, 29946, 30889, 34286, 36363, 38157, 41633, 51429, 56327, 56406, 61778, 72726, 76314, 83266, 84847, 92667, 102858, 112654, 124899, 168981, 169694, 185334, 216223, 249798, 254541, 291431, 337962, 394289, 432446, 509082, 582862, 648669, 788578, 874293, 957559, 1182867, 1297338, 1748586, 1915118, 2365734, 2872677, 5745354, 6702913, 13405826, 20108739, 40217478]

約数ペア:

[(1, 40217478), (2, 20108739), (3, 13405826), (6, 6702913), (7, 5745354), (14, 2872677), (17, 2365734), (21, 1915118), (23, 1748586), (31, 1297338), (34, 1182867), (42, 957559), (46, 874293), (51, 788578), (62, 648669), (69, 582862), (79, 509082), (93, 432446), (102, 394289), (119, 337962), (138, 291431), (158, 254541), (161, 249798), (186, 216223), (217, 185334), (237, 169694), (238, 168981), (322, 124899), (357, 112654), (391, 102858), (434, 92667), (474, 84847), (483, 83266), (527, 76314), (553, 72726), (651, 61778), (713, 56406), (714, 56327), (782, 51429), (966, 41633), (1054, 38157), (1106, 36363), (1173, 34286), (1302, 30889), (1343, 29946), (1426, 28203), (1581, 25438), (1659, 24242), (1817, 22134), (2139, 18802), (2346, 17143), (2449, 16422), (2686, 14973), (2737, 14694), (3162, 12719), (3318, 12121), (3634, 11067), (3689, 10902), (4029, 9982), (4278, 9401), (4898, 8211), (4991, 8058), (5451, 7378), (5474, 7347)]