198439860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{143797}}^1$

素因数の和:143832

約数の個数: 48

約数和(自身を含む): 579793536

約数和(自身を除く): 381353676

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 143797, 287594, 431391, 575188, 718985, 862782, 1437970, 1725564, 2156955, 2875940, 3307331, 4313910, 6614662, 8627820, 9921993, 13229324, 16536655, 19843986, 33073310, 39687972, 49609965, 66146620, 99219930, 198439860]

約数ペア:

[(1, 198439860), (2, 99219930), (3, 66146620), (4, 49609965), (5, 39687972), (6, 33073310), (10, 19843986), (12, 16536655), (15, 13229324), (20, 9921993), (23, 8627820), (30, 6614662), (46, 4313910), (60, 3307331), (69, 2875940), (92, 2156955), (115, 1725564), (138, 1437970), (230, 862782), (276, 718985), (345, 575188), (460, 431391), (690, 287594), (1380, 143797)]