121242420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:157

約数の個数: 288

約数和(自身を含む): 436625280

約数和(自身を除く): 315382860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 27, 30, 36, 38, 39, 45, 52, 54, 57, 60, 65, 76, 78, 81, 90, 95, 101, 108, 114, 117, 130, 135, 156, 162, 171, 180, 190, 195, 202, 228, 234, 243, 247, 260, 270, 285, 303, 324, 342, 351, 380, 390, 404, 405, 468, 486, 494, 505, 513, 540, 570, 585, 606, 684, 702, 741, 780, 810, 855, 909, 972, 988, 1010, 1026, 1053, 1140, 1170, 1212, 1215, 1235, 1313, 1404, 1482, 1515, 1539, 1620, 1710, 1755, 1818, 1919, 2020, 2052, 2106, 2223, 2340, 2430, 2470, 2565, 2626, 2727, 2964, 3030, 3078, 3159, 3420, 3510, 3636, 3705, 3838, 3939, 4212, 4446, 4545, 4617, 4860, 4940, 5130, 5252, 5265, 5454, 5757, 6060, 6156, 6318, 6565, 6669, 7020, 7410, 7676, 7695, 7878, 8181, 8892, 9090, 9234, 9595, 10260, 10530, 10908, 11115, 11514, 11817, 12636, 13130, 13338, 13635, 14820, 15390, 15756, 15795, 16362, 17271, 18180, 18468, 19190, 19695, 20007, 21060, 22230, 23028, 23085, 23634, 24543, 24947, 26260, 26676, 27270, 28785, 30780, 31590, 32724, 33345, 34542, 35451, 38380, 39390, 40014, 40905, 44460, 46170, 47268, 49086, 49894, 51813, 54540, 57570, 59085, 60021, 63180, 66690, 69084, 70902, 74841, 78780, 80028, 81810, 86355, 92340, 98172, 99788, 100035, 103626, 106353, 115140, 118170, 120042, 122715, 124735, 133380, 141804, 149682, 155439, 163620, 172710, 177255, 200070, 207252, 212706, 224523, 236340, 240084, 245430, 249470, 259065, 299364, 300105, 310878, 319059, 345420, 354510, 374205, 400140, 425412, 449046, 466317, 490860, 498940, 518130, 531765, 600210, 621756, 638118, 673569, 709020, 748410, 777195, 898092, 932634, 1036260, 1063530, 1122615, 1200420, 1276236, 1347138, 1496820, 1554390, 1595295, 1865268, 2020707, 2127060, 2245230, 2331585, 2694276, 3108780, 3190590, 3367845, 4041414, 4490460, 4663170, 6062121, 6381180, 6735690, 8082828, 9326340, 10103535, 12124242, 13471380, 20207070, 24248484, 30310605, 40414140, 60621210, 121242420]

約数ペア:

[(1, 121242420), (2, 60621210), (3, 40414140), (4, 30310605), (5, 24248484), (6, 20207070), (9, 13471380), (10, 12124242), (12, 10103535), (13, 9326340), (15, 8082828), (18, 6735690), (19, 6381180), (20, 6062121), (26, 4663170), (27, 4490460), (30, 4041414), (36, 3367845), (38, 3190590), (39, 3108780), (45, 2694276), (52, 2331585), (54, 2245230), (57, 2127060), (60, 2020707), (65, 1865268), (76, 1595295), (78, 1554390), (81, 1496820), (90, 1347138), (95, 1276236), (101, 1200420), (108, 1122615), (114, 1063530), (117, 1036260), (130, 932634), (135, 898092), (156, 777195), (162, 748410), (171, 709020), (180, 673569), (190, 638118), (195, 621756), (202, 600210), (228, 531765), (234, 518130), (243, 498940), (247, 490860), (260, 466317), (270, 449046), (285, 425412), (303, 400140), (324, 374205), (342, 354510), (351, 345420), (380, 319059), (390, 310878), (404, 300105), (405, 299364), (468, 259065), (486, 249470), (494, 245430), (505, 240084), (513, 236340), (540, 224523), (570, 212706), (585, 207252), (606, 200070), (684, 177255), (702, 172710), (741, 163620), (780, 155439), (810, 149682), (855, 141804), (909, 133380), (972, 124735), (988, 122715), (1010, 120042), (1026, 118170), (1053, 115140), (1140, 106353), (1170, 103626), (1212, 100035), (1215, 99788), (1235, 98172), (1313, 92340), (1404, 86355), (1482, 81810), (1515, 80028), (1539, 78780), (1620, 74841), (1710, 70902), (1755, 69084), (1818, 66690), (1919, 63180), (2020, 60021), (2052, 59085), (2106, 57570), (2223, 54540), (2340, 51813), (2430, 49894), (2470, 49086), (2565, 47268), (2626, 46170), (2727, 44460), (2964, 40905), (3030, 40014), (3078, 39390), (3159, 38380), (3420, 35451), (3510, 34542), (3636, 33345), (3705, 32724), (3838, 31590), (3939, 30780), (4212, 28785), (4446, 27270), (4545, 26676), (4617, 26260), (4860, 24947), (4940, 24543), (5130, 23634), (5252, 23085), (5265, 23028), (5454, 22230), (5757, 21060), (6060, 20007), (6156, 19695), (6318, 19190), (6565, 18468), (6669, 18180), (7020, 17271), (7410, 16362), (7676, 15795), (7695, 15756), (7878, 15390), (8181, 14820), (8892, 13635), (9090, 13338), (9234, 13130), (9595, 12636), (10260, 11817), (10530, 11514), (10908, 11115)]