1915202940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{147097}}^1$

素因数の和:147147

約数の個数: 96

約数和(自身を含む): 6326390784

約数和(自身を除く): 4411187844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 310, 372, 420, 434, 465, 620, 651, 868, 930, 1085, 1302, 1860, 2170, 2604, 3255, 4340, 6510, 13020, 147097, 294194, 441291, 588388, 735485, 882582, 1029679, 1470970, 1765164, 2059358, 2206455, 2941940, 3089037, 4118716, 4412910, 4560007, 5148395, 6178074, 8825820, 9120014, 10296790, 12356148, 13680021, 15445185, 18240028, 20593580, 22800035, 27360042, 30890370, 31920049, 45600070, 54720084, 61780740, 63840098, 68400105, 91200140, 95760147, 127680196, 136800210, 159600245, 191520294, 273600420, 319200490, 383040588, 478800735, 638400980, 957601470, 1915202940]

約数ペア:

[(1, 1915202940), (2, 957601470), (3, 638400980), (4, 478800735), (5, 383040588), (6, 319200490), (7, 273600420), (10, 191520294), (12, 159600245), (14, 136800210), (15, 127680196), (20, 95760147), (21, 91200140), (28, 68400105), (30, 63840098), (31, 61780740), (35, 54720084), (42, 45600070), (60, 31920049), (62, 30890370), (70, 27360042), (84, 22800035), (93, 20593580), (105, 18240028), (124, 15445185), (140, 13680021), (155, 12356148), (186, 10296790), (210, 9120014), (217, 8825820), (310, 6178074), (372, 5148395), (420, 4560007), (434, 4412910), (465, 4118716), (620, 3089037), (651, 2941940), (868, 2206455), (930, 2059358), (1085, 1765164), (1302, 1470970), (1860, 1029679), (2170, 882582), (2604, 735485), (3255, 588388), (4340, 441291), (6510, 294194), (13020, 147097)]