247705500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:821

約数の個数: 192

約数和(自身を含む): 852074496

約数和(自身を除く): 604368996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 125, 140, 150, 155, 175, 186, 210, 217, 250, 300, 310, 350, 372, 375, 420, 434, 465, 500, 525, 620, 651, 700, 750, 761, 775, 868, 875, 930, 1050, 1085, 1302, 1500, 1522, 1550, 1750, 1860, 2100, 2170, 2283, 2325, 2604, 2625, 3044, 3100, 3255, 3500, 3805, 3875, 4340, 4566, 4650, 5250, 5327, 5425, 6510, 7610, 7750, 9132, 9300, 10500, 10654, 10850, 11415, 11625, 13020, 15220, 15500, 15981, 16275, 19025, 21308, 21700, 22830, 23250, 23591, 26635, 27125, 31962, 32550, 38050, 45660, 46500, 47182, 53270, 54250, 57075, 63924, 65100, 70773, 76100, 79905, 81375, 94364, 95125, 106540, 108500, 114150, 117955, 133175, 141546, 159810, 162750, 165137, 190250, 228300, 235910, 266350, 283092, 285375, 319620, 325500, 330274, 353865, 380500, 399525, 471820, 495411, 532700, 570750, 589775, 660548, 665875, 707730, 799050, 825685, 990822, 1141500, 1179550, 1331750, 1415460, 1598100, 1651370, 1769325, 1981644, 1997625, 2359100, 2477055, 2663500, 2948875, 3302740, 3538650, 3995250, 4128425, 4954110, 5897750, 7077300, 7990500, 8256850, 8846625, 9908220, 11795500, 12385275, 16513700, 17693250, 20642125, 24770550, 35386500, 41284250, 49541100, 61926375, 82568500, 123852750, 247705500]

約数ペア:

[(1, 247705500), (2, 123852750), (3, 82568500), (4, 61926375), (5, 49541100), (6, 41284250), (7, 35386500), (10, 24770550), (12, 20642125), (14, 17693250), (15, 16513700), (20, 12385275), (21, 11795500), (25, 9908220), (28, 8846625), (30, 8256850), (31, 7990500), (35, 7077300), (42, 5897750), (50, 4954110), (60, 4128425), (62, 3995250), (70, 3538650), (75, 3302740), (84, 2948875), (93, 2663500), (100, 2477055), (105, 2359100), (124, 1997625), (125, 1981644), (140, 1769325), (150, 1651370), (155, 1598100), (175, 1415460), (186, 1331750), (210, 1179550), (217, 1141500), (250, 990822), (300, 825685), (310, 799050), (350, 707730), (372, 665875), (375, 660548), (420, 589775), (434, 570750), (465, 532700), (500, 495411), (525, 471820), (620, 399525), (651, 380500), (700, 353865), (750, 330274), (761, 325500), (775, 319620), (868, 285375), (875, 283092), (930, 266350), (1050, 235910), (1085, 228300), (1302, 190250), (1500, 165137), (1522, 162750), (1550, 159810), (1750, 141546), (1860, 133175), (2100, 117955), (2170, 114150), (2283, 108500), (2325, 106540), (2604, 95125), (2625, 94364), (3044, 81375), (3100, 79905), (3255, 76100), (3500, 70773), (3805, 65100), (3875, 63924), (4340, 57075), (4566, 54250), (4650, 53270), (5250, 47182), (5327, 46500), (5425, 45660), (6510, 38050), (7610, 32550), (7750, 31962), (9132, 27125), (9300, 26635), (10500, 23591), (10654, 23250), (10850, 22830), (11415, 21700), (11625, 21308), (13020, 19025), (15220, 16275), (15500, 15981)]