30188790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{509}}^1\times {\mathrm{659}}^1$

素因数の和:1181

約数の個数: 48

約数和(自身を含む): 78764400

約数和(自身を除く): 48575610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 509, 659, 1018, 1318, 1527, 1977, 2545, 3054, 3295, 3954, 4581, 5090, 5931, 6590, 7635, 9162, 9885, 11862, 15270, 19770, 22905, 29655, 45810, 59310, 335431, 670862, 1006293, 1677155, 2012586, 3018879, 3354310, 5031465, 6037758, 10062930, 15094395, 30188790]

約数ペア:

[(1, 30188790), (2, 15094395), (3, 10062930), (5, 6037758), (6, 5031465), (9, 3354310), (10, 3018879), (15, 2012586), (18, 1677155), (30, 1006293), (45, 670862), (90, 335431), (509, 59310), (659, 45810), (1018, 29655), (1318, 22905), (1527, 19770), (1977, 15270), (2545, 11862), (3054, 9885), (3295, 9162), (3954, 7635), (4581, 6590), (5090, 5931)]