215553930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{312397}}^1$

素因数の和:312430

約数の個数: 32

約数和(自身を含む): 539823744

約数和(自身を除く): 324269814

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 312397, 624794, 937191, 1561985, 1874382, 3123970, 4685955, 7185131, 9371910, 14370262, 21555393, 35925655, 43110786, 71851310, 107776965, 215553930]

約数ペア:

[(1, 215553930), (2, 107776965), (3, 71851310), (5, 43110786), (6, 35925655), (10, 21555393), (15, 14370262), (23, 9371910), (30, 7185131), (46, 4685955), (69, 3123970), (115, 1874382), (138, 1561985), (230, 937191), (345, 624794), (690, 312397)]