129209940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1051}}^1$

素因数の和:1749

約数の個数: 72

約数和(自身を含む): 392884128

約数和(自身を除く): 263674188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 683, 1051, 1366, 2049, 2102, 2732, 3153, 3415, 4098, 4204, 5255, 6147, 6306, 6830, 8196, 9459, 10245, 10510, 12294, 12612, 13660, 15765, 18918, 20490, 21020, 24588, 30735, 31530, 37836, 40980, 47295, 61470, 63060, 94590, 122940, 189180, 717833, 1435666, 2153499, 2871332, 3589165, 4306998, 6460497, 7178330, 8613996, 10767495, 12920994, 14356660, 21534990, 25841988, 32302485, 43069980, 64604970, 129209940]

約数ペア:

[(1, 129209940), (2, 64604970), (3, 43069980), (4, 32302485), (5, 25841988), (6, 21534990), (9, 14356660), (10, 12920994), (12, 10767495), (15, 8613996), (18, 7178330), (20, 6460497), (30, 4306998), (36, 3589165), (45, 2871332), (60, 2153499), (90, 1435666), (180, 717833), (683, 189180), (1051, 122940), (1366, 94590), (2049, 63060), (2102, 61470), (2732, 47295), (3153, 40980), (3415, 37836), (4098, 31530), (4204, 30735), (5255, 24588), (6147, 21020), (6306, 20490), (6830, 18918), (8196, 15765), (9459, 13660), (10245, 12612), (10510, 12294)]