72152460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1597}}^1$

素因数の和:1863

約数の個数: 72

約数和(自身を含む): 219872016

約数和(自身を除く): 147719556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1506, 1597, 2259, 2510, 3012, 3194, 3765, 4518, 4791, 5020, 6388, 7530, 7985, 9036, 9582, 11295, 14373, 15060, 15970, 19164, 22590, 23955, 28746, 31940, 45180, 47910, 57492, 71865, 95820, 143730, 287460, 400847, 801694, 1202541, 1603388, 2004235, 2405082, 3607623, 4008470, 4810164, 6012705, 7215246, 8016940, 12025410, 14430492, 18038115, 24050820, 36076230, 72152460]

約数ペア:

[(1, 72152460), (2, 36076230), (3, 24050820), (4, 18038115), (5, 14430492), (6, 12025410), (9, 8016940), (10, 7215246), (12, 6012705), (15, 4810164), (18, 4008470), (20, 3607623), (30, 2405082), (36, 2004235), (45, 1603388), (60, 1202541), (90, 801694), (180, 400847), (251, 287460), (502, 143730), (753, 95820), (1004, 71865), (1255, 57492), (1506, 47910), (1597, 45180), (2259, 31940), (2510, 28746), (3012, 23955), (3194, 22590), (3765, 19164), (4518, 15970), (4791, 15060), (5020, 14373), (6388, 11295), (7530, 9582), (7985, 9036)]