663721004940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1580288107}}^1$

素因数の和:1580288126

約数の個数: 48

約数和(自身を含む): 2123907217152

約数和(自身を除く): 1460186212212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1580288107, 3160576214, 4740864321, 6321152428, 7901440535, 9481728642, 11062016749, 15802881070, 18963457284, 22124033498, 23704321605, 31605762140, 33186050247, 44248066996, 47408643210, 55310083745, 66372100494, 94817286420, 110620167490, 132744200988, 165930251235, 221240334980, 331860502470, 663721004940]

約数ペア:

[(1, 663721004940), (2, 331860502470), (3, 221240334980), (4, 165930251235), (5, 132744200988), (6, 110620167490), (7, 94817286420), (10, 66372100494), (12, 55310083745), (14, 47408643210), (15, 44248066996), (20, 33186050247), (21, 31605762140), (28, 23704321605), (30, 22124033498), (35, 18963457284), (42, 15802881070), (60, 11062016749), (70, 9481728642), (84, 7901440535), (105, 6321152428), (140, 4740864321), (210, 3160576214), (420, 1580288107)]