30745120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 84163968

約数和(自身を除く): 53418848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 97, 112, 140, 160, 194, 224, 280, 283, 388, 485, 560, 566, 679, 776, 970, 1120, 1132, 1358, 1415, 1552, 1940, 1981, 2264, 2716, 2830, 3104, 3395, 3880, 3962, 4528, 5432, 5660, 6790, 7760, 7924, 9056, 9905, 10864, 11320, 13580, 15520, 15848, 19810, 21728, 22640, 27160, 27451, 31696, 39620, 45280, 54320, 54902, 63392, 79240, 108640, 109804, 137255, 158480, 192157, 219608, 274510, 316960, 384314, 439216, 549020, 768628, 878432, 960785, 1098040, 1537256, 1921570, 2196080, 3074512, 3843140, 4392160, 6149024, 7686280, 15372560, 30745120]

約数ペア:

[(1, 30745120), (2, 15372560), (4, 7686280), (5, 6149024), (7, 4392160), (8, 3843140), (10, 3074512), (14, 2196080), (16, 1921570), (20, 1537256), (28, 1098040), (32, 960785), (35, 878432), (40, 768628), (56, 549020), (70, 439216), (80, 384314), (97, 316960), (112, 274510), (140, 219608), (160, 192157), (194, 158480), (224, 137255), (280, 109804), (283, 108640), (388, 79240), (485, 63392), (560, 54902), (566, 54320), (679, 45280), (776, 39620), (970, 31696), (1120, 27451), (1132, 27160), (1358, 22640), (1415, 21728), (1552, 19810), (1940, 15848), (1981, 15520), (2264, 13580), (2716, 11320), (2830, 10864), (3104, 9905), (3395, 9056), (3880, 7924), (3962, 7760), (4528, 6790), (5432, 5660)]