196180740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{155699}}^1$

素因数の和:155721

約数の個数: 72

約数和(自身を含む): 680097600

約数和(自身を除く): 483916860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 155699, 311398, 467097, 622796, 778495, 934194, 1089893, 1401291, 1556990, 1868388, 2179786, 2335485, 2802582, 3113980, 3269679, 4359572, 4670970, 5449465, 5605164, 6539358, 7006455, 9341940, 9809037, 10898930, 13078716, 14012910, 16348395, 19618074, 21797860, 28025820, 32696790, 39236148, 49045185, 65393580, 98090370, 196180740]

約数ペア:

[(1, 196180740), (2, 98090370), (3, 65393580), (4, 49045185), (5, 39236148), (6, 32696790), (7, 28025820), (9, 21797860), (10, 19618074), (12, 16348395), (14, 14012910), (15, 13078716), (18, 10898930), (20, 9809037), (21, 9341940), (28, 7006455), (30, 6539358), (35, 5605164), (36, 5449465), (42, 4670970), (45, 4359572), (60, 3269679), (63, 3113980), (70, 2802582), (84, 2335485), (90, 2179786), (105, 1868388), (126, 1556990), (140, 1401291), (180, 1089893), (210, 934194), (252, 778495), (315, 622796), (420, 467097), (630, 311398), (1260, 155699)]