261266040

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{4937}}^1$

素因数の和:4971

約数の個数: 192

約数和(自身を含む): 1013277600

約数和(自身を除く): 752011560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 4410, 4937, 5292, 5880, 6615, 7560, 8820, 9874, 10584, 13230, 14811, 17640, 19748, 24685, 26460, 29622, 34559, 39496, 44433, 49370, 52920, 59244, 69118, 74055, 88866, 98740, 103677, 118488, 133299, 138236, 148110, 172795, 177732, 197480, 207354, 222165, 241913, 266598, 276472, 296220, 311031, 345590, 355464, 414708, 444330, 483826, 518385, 533196, 592440, 622062, 666495, 691180, 725739, 829416, 888660, 933093, 967652, 1036770, 1066392, 1209565, 1244124, 1332990, 1382360, 1451478, 1555155, 1777320, 1866186, 1935304, 2073540, 2177217, 2419130, 2488248, 2665980, 2902956, 3110310, 3628695, 3732372, 4147080, 4354434, 4665465, 4838260, 5331960, 5805912, 6220620, 6531651, 7257390, 7464744, 8708868, 9330930, 9676520, 10886085, 12441240, 13063302, 14514780, 17417736, 18661860, 21772170, 26126604, 29029560, 32658255, 37323720, 43544340, 52253208, 65316510, 87088680, 130633020, 261266040]

約数ペア:

[(1, 261266040), (2, 130633020), (3, 87088680), (4, 65316510), (5, 52253208), (6, 43544340), (7, 37323720), (8, 32658255), (9, 29029560), (10, 26126604), (12, 21772170), (14, 18661860), (15, 17417736), (18, 14514780), (20, 13063302), (21, 12441240), (24, 10886085), (27, 9676520), (28, 9330930), (30, 8708868), (35, 7464744), (36, 7257390), (40, 6531651), (42, 6220620), (45, 5805912), (49, 5331960), (54, 4838260), (56, 4665465), (60, 4354434), (63, 4147080), (70, 3732372), (72, 3628695), (84, 3110310), (90, 2902956), (98, 2665980), (105, 2488248), (108, 2419130), (120, 2177217), (126, 2073540), (135, 1935304), (140, 1866186), (147, 1777320), (168, 1555155), (180, 1451478), (189, 1382360), (196, 1332990), (210, 1244124), (216, 1209565), (245, 1066392), (252, 1036770), (270, 967652), (280, 933093), (294, 888660), (315, 829416), (360, 725739), (378, 691180), (392, 666495), (420, 622062), (441, 592440), (490, 533196), (504, 518385), (540, 483826), (588, 444330), (630, 414708), (735, 355464), (756, 345590), (840, 311031), (882, 296220), (945, 276472), (980, 266598), (1080, 241913), (1176, 222165), (1260, 207354), (1323, 197480), (1470, 177732), (1512, 172795), (1764, 148110), (1890, 138236), (1960, 133299), (2205, 118488), (2520, 103677), (2646, 98740), (2940, 88866), (3528, 74055), (3780, 69118), (4410, 59244), (4937, 52920), (5292, 49370), (5880, 44433), (6615, 39496), (7560, 34559), (8820, 29622), (9874, 26460), (10584, 24685), (13230, 19748), (14811, 17640)]