303547660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2897}}^1$

素因数の和:2963

約数の個数: 72

約数和(自身を含む): 712768896

約数和(自身を除く): 409221236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 169, 260, 310, 338, 403, 620, 676, 806, 845, 1612, 1690, 2015, 2897, 3380, 4030, 5239, 5794, 8060, 10478, 11588, 14485, 20956, 26195, 28970, 37661, 52390, 57940, 75322, 89807, 104780, 150644, 179614, 188305, 359228, 376610, 449035, 489593, 753220, 898070, 979186, 1167491, 1796140, 1958372, 2334982, 2447965, 4669964, 4895930, 5837455, 9791860, 11674910, 15177383, 23349820, 30354766, 60709532, 75886915, 151773830, 303547660]

約数ペア:

[(1, 303547660), (2, 151773830), (4, 75886915), (5, 60709532), (10, 30354766), (13, 23349820), (20, 15177383), (26, 11674910), (31, 9791860), (52, 5837455), (62, 4895930), (65, 4669964), (124, 2447965), (130, 2334982), (155, 1958372), (169, 1796140), (260, 1167491), (310, 979186), (338, 898070), (403, 753220), (620, 489593), (676, 449035), (806, 376610), (845, 359228), (1612, 188305), (1690, 179614), (2015, 150644), (2897, 104780), (3380, 89807), (4030, 75322), (5239, 57940), (5794, 52390), (8060, 37661), (10478, 28970), (11588, 26195), (14485, 20956)]