121255260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:256

約数の個数: 192

約数和(自身を含む): 409436160

約数和(自身を除く): 288180900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 67, 70, 84, 93, 105, 124, 134, 139, 140, 155, 186, 201, 210, 217, 268, 278, 310, 335, 372, 402, 417, 420, 434, 465, 469, 556, 620, 651, 670, 695, 804, 834, 868, 930, 938, 973, 1005, 1085, 1302, 1340, 1390, 1407, 1668, 1860, 1876, 1946, 2010, 2077, 2085, 2170, 2345, 2604, 2780, 2814, 2919, 3255, 3892, 4020, 4154, 4170, 4309, 4340, 4690, 4865, 5628, 5838, 6231, 6510, 7035, 8308, 8340, 8618, 9313, 9380, 9730, 10385, 11676, 12462, 12927, 13020, 14070, 14539, 14595, 17236, 18626, 19460, 20770, 21545, 24924, 25854, 27939, 28140, 29078, 29190, 30163, 31155, 37252, 41540, 43090, 43617, 46565, 51708, 55878, 58156, 58380, 60326, 62310, 64635, 65191, 72695, 86180, 87234, 90489, 93130, 111756, 120652, 124620, 129270, 130382, 139695, 145390, 150815, 174468, 180978, 186260, 195573, 218085, 258540, 260764, 279390, 288703, 290780, 301630, 325955, 361956, 391146, 436170, 452445, 558780, 577406, 603260, 651910, 782292, 866109, 872340, 904890, 977865, 1154812, 1303820, 1443515, 1732218, 1809780, 1955730, 2020921, 2887030, 3464436, 3911460, 4041842, 4330545, 5774060, 6062763, 8083684, 8661090, 10104605, 12125526, 17322180, 20209210, 24251052, 30313815, 40418420, 60627630, 121255260]

約数ペア:

[(1, 121255260), (2, 60627630), (3, 40418420), (4, 30313815), (5, 24251052), (6, 20209210), (7, 17322180), (10, 12125526), (12, 10104605), (14, 8661090), (15, 8083684), (20, 6062763), (21, 5774060), (28, 4330545), (30, 4041842), (31, 3911460), (35, 3464436), (42, 2887030), (60, 2020921), (62, 1955730), (67, 1809780), (70, 1732218), (84, 1443515), (93, 1303820), (105, 1154812), (124, 977865), (134, 904890), (139, 872340), (140, 866109), (155, 782292), (186, 651910), (201, 603260), (210, 577406), (217, 558780), (268, 452445), (278, 436170), (310, 391146), (335, 361956), (372, 325955), (402, 301630), (417, 290780), (420, 288703), (434, 279390), (465, 260764), (469, 258540), (556, 218085), (620, 195573), (651, 186260), (670, 180978), (695, 174468), (804, 150815), (834, 145390), (868, 139695), (930, 130382), (938, 129270), (973, 124620), (1005, 120652), (1085, 111756), (1302, 93130), (1340, 90489), (1390, 87234), (1407, 86180), (1668, 72695), (1860, 65191), (1876, 64635), (1946, 62310), (2010, 60326), (2077, 58380), (2085, 58156), (2170, 55878), (2345, 51708), (2604, 46565), (2780, 43617), (2814, 43090), (2919, 41540), (3255, 37252), (3892, 31155), (4020, 30163), (4154, 29190), (4170, 29078), (4309, 28140), (4340, 27939), (4690, 25854), (4865, 24924), (5628, 21545), (5838, 20770), (6231, 19460), (6510, 18626), (7035, 17236), (8308, 14595), (8340, 14539), (8618, 14070), (9313, 13020), (9380, 12927), (9730, 12462), (10385, 11676)]