30028440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19249}}^1$

素因数の和:19276

約数の個数: 64

約数和(自身を含む): 97020000

約数和(自身を除く): 66991560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 19249, 38498, 57747, 76996, 96245, 115494, 153992, 192490, 230988, 250237, 288735, 384980, 461976, 500474, 577470, 750711, 769960, 1000948, 1154940, 1251185, 1501422, 2001896, 2309880, 2502370, 3002844, 3753555, 5004740, 6005688, 7507110, 10009480, 15014220, 30028440]

約数ペア:

[(1, 30028440), (2, 15014220), (3, 10009480), (4, 7507110), (5, 6005688), (6, 5004740), (8, 3753555), (10, 3002844), (12, 2502370), (13, 2309880), (15, 2001896), (20, 1501422), (24, 1251185), (26, 1154940), (30, 1000948), (39, 769960), (40, 750711), (52, 577470), (60, 500474), (65, 461976), (78, 384980), (104, 288735), (120, 250237), (130, 230988), (156, 192490), (195, 153992), (260, 115494), (312, 96245), (390, 76996), (520, 57747), (780, 38498), (1560, 19249)]