131945940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 288

約数和(自身を含む): 496903680

約数和(自身を除く): 364957740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 28, 29, 30, 35, 36, 42, 45, 46, 58, 60, 63, 69, 70, 84, 87, 90, 92, 105, 115, 116, 126, 138, 140, 145, 157, 161, 174, 180, 203, 207, 210, 230, 252, 261, 276, 290, 314, 315, 322, 345, 348, 406, 414, 420, 435, 460, 471, 483, 522, 580, 609, 628, 630, 644, 667, 690, 785, 805, 812, 828, 870, 942, 966, 1015, 1035, 1044, 1099, 1218, 1260, 1305, 1334, 1380, 1413, 1449, 1570, 1610, 1740, 1827, 1884, 1932, 2001, 2030, 2070, 2198, 2355, 2415, 2436, 2610, 2668, 2826, 2898, 3045, 3140, 3220, 3297, 3335, 3611, 3654, 4002, 4060, 4140, 4396, 4553, 4669, 4710, 4830, 5220, 5495, 5652, 5796, 6003, 6090, 6594, 6670, 7065, 7222, 7245, 7308, 8004, 9106, 9135, 9338, 9420, 9660, 9891, 10005, 10833, 10990, 12006, 12180, 13188, 13340, 13659, 14007, 14130, 14444, 14490, 16485, 18055, 18212, 18270, 18676, 19782, 20010, 21666, 21980, 22765, 23345, 24012, 25277, 27318, 28014, 28260, 28980, 30015, 31871, 32499, 32970, 36110, 36540, 39564, 40020, 40977, 42021, 43332, 45530, 46690, 49455, 50554, 54165, 54636, 56028, 60030, 63742, 64998, 65940, 68295, 70035, 72220, 75831, 81954, 84042, 91060, 93380, 95613, 98910, 101108, 104719, 108330, 120060, 126385, 127484, 129996, 136590, 140070, 151662, 159355, 162495, 163908, 168084, 191226, 197820, 204885, 209438, 210105, 216660, 227493, 252770, 273180, 280140, 286839, 303324, 314157, 318710, 324990, 379155, 382452, 409770, 418876, 420210, 454986, 478065, 505540, 523595, 573678, 628314, 637420, 649980, 733033, 758310, 819540, 840420, 909972, 942471, 956130, 1047190, 1137465, 1147356, 1256628, 1434195, 1466066, 1516620, 1570785, 1884942, 1912260, 2094380, 2199099, 2274930, 2868390, 2932132, 3141570, 3665165, 3769884, 4398198, 4549860, 4712355, 5736780, 6283140, 6597297, 7330330, 8796396, 9424710, 10995495, 13194594, 14660660, 18849420, 21990990, 26389188, 32986485, 43981980, 65972970, 131945940]

約数ペア:

[(1, 131945940), (2, 65972970), (3, 43981980), (4, 32986485), (5, 26389188), (6, 21990990), (7, 18849420), (9, 14660660), (10, 13194594), (12, 10995495), (14, 9424710), (15, 8796396), (18, 7330330), (20, 6597297), (21, 6283140), (23, 5736780), (28, 4712355), (29, 4549860), (30, 4398198), (35, 3769884), (36, 3665165), (42, 3141570), (45, 2932132), (46, 2868390), (58, 2274930), (60, 2199099), (63, 2094380), (69, 1912260), (70, 1884942), (84, 1570785), (87, 1516620), (90, 1466066), (92, 1434195), (105, 1256628), (115, 1147356), (116, 1137465), (126, 1047190), (138, 956130), (140, 942471), (145, 909972), (157, 840420), (161, 819540), (174, 758310), (180, 733033), (203, 649980), (207, 637420), (210, 628314), (230, 573678), (252, 523595), (261, 505540), (276, 478065), (290, 454986), (314, 420210), (315, 418876), (322, 409770), (345, 382452), (348, 379155), (406, 324990), (414, 318710), (420, 314157), (435, 303324), (460, 286839), (471, 280140), (483, 273180), (522, 252770), (580, 227493), (609, 216660), (628, 210105), (630, 209438), (644, 204885), (667, 197820), (690, 191226), (785, 168084), (805, 163908), (812, 162495), (828, 159355), (870, 151662), (942, 140070), (966, 136590), (1015, 129996), (1035, 127484), (1044, 126385), (1099, 120060), (1218, 108330), (1260, 104719), (1305, 101108), (1334, 98910), (1380, 95613), (1413, 93380), (1449, 91060), (1570, 84042), (1610, 81954), (1740, 75831), (1827, 72220), (1884, 70035), (1932, 68295), (2001, 65940), (2030, 64998), (2070, 63742), (2198, 60030), (2355, 56028), (2415, 54636), (2436, 54165), (2610, 50554), (2668, 49455), (2826, 46690), (2898, 45530), (3045, 43332), (3140, 42021), (3220, 40977), (3297, 40020), (3335, 39564), (3611, 36540), (3654, 36110), (4002, 32970), (4060, 32499), (4140, 31871), (4396, 30015), (4553, 28980), (4669, 28260), (4710, 28014), (4830, 27318), (5220, 25277), (5495, 24012), (5652, 23345), (5796, 22765), (6003, 21980), (6090, 21666), (6594, 20010), (6670, 19782), (7065, 18676), (7222, 18270), (7245, 18212), (7308, 18055), (8004, 16485), (9106, 14490), (9135, 14444), (9338, 14130), (9420, 14007), (9660, 13659), (9891, 13340), (10005, 13188), (10833, 12180), (10990, 12006)]