30957920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:364

約数の個数: 96

約数和(自身を含む): 84623616

約数和(自身を除く): 53665696

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 131, 140, 160, 211, 224, 262, 280, 422, 524, 560, 655, 844, 917, 1048, 1055, 1120, 1310, 1477, 1688, 1834, 2096, 2110, 2620, 2954, 3376, 3668, 4192, 4220, 4585, 5240, 5908, 6752, 7336, 7385, 8440, 9170, 10480, 11816, 14672, 14770, 16880, 18340, 20960, 23632, 27641, 29344, 29540, 33760, 36680, 47264, 55282, 59080, 73360, 110564, 118160, 138205, 146720, 193487, 221128, 236320, 276410, 386974, 442256, 552820, 773948, 884512, 967435, 1105640, 1547896, 1934870, 2211280, 3095792, 3869740, 4422560, 6191584, 7739480, 15478960, 30957920]

約数ペア:

[(1, 30957920), (2, 15478960), (4, 7739480), (5, 6191584), (7, 4422560), (8, 3869740), (10, 3095792), (14, 2211280), (16, 1934870), (20, 1547896), (28, 1105640), (32, 967435), (35, 884512), (40, 773948), (56, 552820), (70, 442256), (80, 386974), (112, 276410), (131, 236320), (140, 221128), (160, 193487), (211, 146720), (224, 138205), (262, 118160), (280, 110564), (422, 73360), (524, 59080), (560, 55282), (655, 47264), (844, 36680), (917, 33760), (1048, 29540), (1055, 29344), (1120, 27641), (1310, 23632), (1477, 20960), (1688, 18340), (1834, 16880), (2096, 14770), (2110, 14672), (2620, 11816), (2954, 10480), (3376, 9170), (3668, 8440), (4192, 7385), (4220, 7336), (4585, 6752), (5240, 5908)]