30028180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2357}}^1$

素因数の和:2393

約数の個数: 72

約数和(自身を含む): 79030728

約数和(自身を除く): 49002548

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2357, 2548, 3185, 4714, 6370, 9428, 11785, 12740, 16499, 23570, 30641, 32998, 47140, 61282, 65996, 82495, 115493, 122564, 153205, 164990, 214487, 230986, 306410, 329980, 428974, 461972, 577465, 612820, 857948, 1072435, 1154930, 1501409, 2144870, 2309860, 3002818, 4289740, 6005636, 7507045, 15014090, 30028180]

約数ペア:

[(1, 30028180), (2, 15014090), (4, 7507045), (5, 6005636), (7, 4289740), (10, 3002818), (13, 2309860), (14, 2144870), (20, 1501409), (26, 1154930), (28, 1072435), (35, 857948), (49, 612820), (52, 577465), (65, 461972), (70, 428974), (91, 329980), (98, 306410), (130, 230986), (140, 214487), (182, 164990), (196, 153205), (245, 122564), (260, 115493), (364, 82495), (455, 65996), (490, 61282), (637, 47140), (910, 32998), (980, 30641), (1274, 23570), (1820, 16499), (2357, 12740), (2548, 11785), (3185, 9428), (4714, 6370)]