42020460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 134053920

約数和(自身を除く): 92033460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 61, 86, 89, 90, 122, 129, 172, 178, 180, 183, 215, 244, 258, 267, 305, 356, 366, 387, 430, 445, 516, 534, 549, 610, 645, 732, 774, 801, 860, 890, 915, 1068, 1098, 1220, 1290, 1335, 1548, 1602, 1780, 1830, 1935, 2196, 2580, 2623, 2670, 2745, 3204, 3660, 3827, 3870, 4005, 5246, 5340, 5429, 5490, 7654, 7740, 7869, 8010, 10492, 10858, 10980, 11481, 13115, 15308, 15738, 16020, 16287, 19135, 21716, 22962, 23607, 26230, 27145, 31476, 32574, 34443, 38270, 39345, 45924, 47214, 48861, 52460, 54290, 57405, 65148, 68886, 76540, 78690, 81435, 94428, 97722, 108580, 114810, 118035, 137772, 157380, 162870, 172215, 195444, 229620, 233447, 236070, 244305, 325740, 344430, 466894, 472140, 488610, 688860, 700341, 933788, 977220, 1167235, 1400682, 2101023, 2334470, 2801364, 3501705, 4202046, 4668940, 7003410, 8404092, 10505115, 14006820, 21010230, 42020460]

約数ペア:

[(1, 42020460), (2, 21010230), (3, 14006820), (4, 10505115), (5, 8404092), (6, 7003410), (9, 4668940), (10, 4202046), (12, 3501705), (15, 2801364), (18, 2334470), (20, 2101023), (30, 1400682), (36, 1167235), (43, 977220), (45, 933788), (60, 700341), (61, 688860), (86, 488610), (89, 472140), (90, 466894), (122, 344430), (129, 325740), (172, 244305), (178, 236070), (180, 233447), (183, 229620), (215, 195444), (244, 172215), (258, 162870), (267, 157380), (305, 137772), (356, 118035), (366, 114810), (387, 108580), (430, 97722), (445, 94428), (516, 81435), (534, 78690), (549, 76540), (610, 68886), (645, 65148), (732, 57405), (774, 54290), (801, 52460), (860, 48861), (890, 47214), (915, 45924), (1068, 39345), (1098, 38270), (1220, 34443), (1290, 32574), (1335, 31476), (1548, 27145), (1602, 26230), (1780, 23607), (1830, 22962), (1935, 21716), (2196, 19135), (2580, 16287), (2623, 16020), (2670, 15738), (2745, 15308), (3204, 13115), (3660, 11481), (3827, 10980), (3870, 10858), (4005, 10492), (5246, 8010), (5340, 7869), (5429, 7740), (5490, 7654)]