199681860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2953}}^1$

素因数の和:3002

約数の個数: 144

約数和(自身を含む): 678900096

約数和(自身を除く): 479218236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 230, 245, 276, 294, 322, 345, 420, 460, 483, 490, 588, 644, 690, 735, 805, 966, 980, 1127, 1380, 1470, 1610, 1932, 2254, 2415, 2940, 2953, 3220, 3381, 4508, 4830, 5635, 5906, 6762, 8859, 9660, 11270, 11812, 13524, 14765, 16905, 17718, 20671, 22540, 29530, 33810, 35436, 41342, 44295, 59060, 62013, 67620, 67919, 82684, 88590, 103355, 124026, 135838, 144697, 177180, 203757, 206710, 248052, 271676, 289394, 310065, 339595, 407514, 413420, 434091, 475433, 578788, 620130, 679190, 723485, 815028, 868182, 950866, 1018785, 1240260, 1358380, 1426299, 1446970, 1736364, 1901732, 2037570, 2170455, 2377165, 2852598, 2893940, 3328031, 4075140, 4340910, 4754330, 5705196, 6656062, 7131495, 8681820, 9508660, 9984093, 13312124, 14262990, 16640155, 19968186, 28525980, 33280310, 39936372, 49920465, 66560620, 99840930, 199681860]

約数ペア:

[(1, 199681860), (2, 99840930), (3, 66560620), (4, 49920465), (5, 39936372), (6, 33280310), (7, 28525980), (10, 19968186), (12, 16640155), (14, 14262990), (15, 13312124), (20, 9984093), (21, 9508660), (23, 8681820), (28, 7131495), (30, 6656062), (35, 5705196), (42, 4754330), (46, 4340910), (49, 4075140), (60, 3328031), (69, 2893940), (70, 2852598), (84, 2377165), (92, 2170455), (98, 2037570), (105, 1901732), (115, 1736364), (138, 1446970), (140, 1426299), (147, 1358380), (161, 1240260), (196, 1018785), (210, 950866), (230, 868182), (245, 815028), (276, 723485), (294, 679190), (322, 620130), (345, 578788), (420, 475433), (460, 434091), (483, 413420), (490, 407514), (588, 339595), (644, 310065), (690, 289394), (735, 271676), (805, 248052), (966, 206710), (980, 203757), (1127, 177180), (1380, 144697), (1470, 135838), (1610, 124026), (1932, 103355), (2254, 88590), (2415, 82684), (2940, 67919), (2953, 67620), (3220, 62013), (3381, 59060), (4508, 44295), (4830, 41342), (5635, 35436), (5906, 33810), (6762, 29530), (8859, 22540), (9660, 20671), (11270, 17718), (11812, 16905), (13524, 14765)]