80958780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:233

約数の個数: 216

約数和(自身を含む): 292048848

約数和(自身を除く): 211090068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 67, 70, 84, 90, 98, 105, 126, 134, 137, 140, 147, 180, 196, 201, 210, 245, 252, 268, 274, 294, 315, 335, 402, 411, 420, 441, 469, 490, 548, 588, 603, 630, 670, 685, 735, 804, 822, 882, 938, 959, 980, 1005, 1206, 1233, 1260, 1340, 1370, 1407, 1470, 1644, 1764, 1876, 1918, 2010, 2055, 2205, 2345, 2412, 2466, 2740, 2814, 2877, 2940, 3015, 3283, 3836, 4020, 4110, 4221, 4410, 4690, 4795, 4932, 5628, 5754, 6030, 6165, 6566, 6713, 7035, 8220, 8442, 8631, 8820, 9179, 9380, 9590, 9849, 11508, 12060, 12330, 13132, 13426, 14070, 14385, 16415, 16884, 17262, 18358, 19180, 19698, 20139, 21105, 24660, 26852, 27537, 28140, 28770, 29547, 32830, 33565, 34524, 36716, 39396, 40278, 42210, 43155, 45895, 49245, 55074, 57540, 59094, 60417, 64253, 65660, 67130, 80556, 82611, 84420, 86310, 91790, 98490, 100695, 110148, 118188, 120834, 128506, 134260, 137685, 147735, 165222, 172620, 183580, 192759, 196980, 201390, 241668, 257012, 275370, 295470, 302085, 321265, 330444, 385518, 402780, 413055, 449771, 550740, 578277, 590940, 604170, 642530, 771036, 826110, 899542, 963795, 1156554, 1208340, 1285060, 1349313, 1652220, 1799084, 1927590, 2248855, 2313108, 2698626, 2891385, 3855180, 4047939, 4497710, 5397252, 5782770, 6746565, 8095878, 8995420, 11565540, 13493130, 16191756, 20239695, 26986260, 40479390, 80958780]

約数ペア:

[(1, 80958780), (2, 40479390), (3, 26986260), (4, 20239695), (5, 16191756), (6, 13493130), (7, 11565540), (9, 8995420), (10, 8095878), (12, 6746565), (14, 5782770), (15, 5397252), (18, 4497710), (20, 4047939), (21, 3855180), (28, 2891385), (30, 2698626), (35, 2313108), (36, 2248855), (42, 1927590), (45, 1799084), (49, 1652220), (60, 1349313), (63, 1285060), (67, 1208340), (70, 1156554), (84, 963795), (90, 899542), (98, 826110), (105, 771036), (126, 642530), (134, 604170), (137, 590940), (140, 578277), (147, 550740), (180, 449771), (196, 413055), (201, 402780), (210, 385518), (245, 330444), (252, 321265), (268, 302085), (274, 295470), (294, 275370), (315, 257012), (335, 241668), (402, 201390), (411, 196980), (420, 192759), (441, 183580), (469, 172620), (490, 165222), (548, 147735), (588, 137685), (603, 134260), (630, 128506), (670, 120834), (685, 118188), (735, 110148), (804, 100695), (822, 98490), (882, 91790), (938, 86310), (959, 84420), (980, 82611), (1005, 80556), (1206, 67130), (1233, 65660), (1260, 64253), (1340, 60417), (1370, 59094), (1407, 57540), (1470, 55074), (1644, 49245), (1764, 45895), (1876, 43155), (1918, 42210), (2010, 40278), (2055, 39396), (2205, 36716), (2345, 34524), (2412, 33565), (2466, 32830), (2740, 29547), (2814, 28770), (2877, 28140), (2940, 27537), (3015, 26852), (3283, 24660), (3836, 21105), (4020, 20139), (4110, 19698), (4221, 19180), (4410, 18358), (4690, 17262), (4795, 16884), (4932, 16415), (5628, 14385), (5754, 14070), (6030, 13426), (6165, 13132), (6566, 12330), (6713, 12060), (7035, 11508), (8220, 9849), (8442, 9590), (8631, 9380), (8820, 9179)]