61452720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:252

約数の個数: 240

約数和(自身を含む): 240252480

約数和(自身を除く): 178799760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 89, 90, 105, 112, 120, 126, 137, 140, 144, 168, 178, 180, 210, 240, 252, 267, 274, 280, 315, 336, 356, 360, 411, 420, 445, 504, 534, 548, 560, 623, 630, 685, 712, 720, 801, 822, 840, 890, 959, 1008, 1068, 1096, 1233, 1246, 1260, 1335, 1370, 1424, 1602, 1644, 1680, 1780, 1869, 1918, 2055, 2136, 2192, 2466, 2492, 2520, 2670, 2740, 2877, 3115, 3204, 3288, 3560, 3738, 3836, 4005, 4110, 4272, 4795, 4932, 4984, 5040, 5340, 5480, 5607, 5754, 6165, 6230, 6408, 6576, 7120, 7476, 7672, 8010, 8220, 8631, 9345, 9590, 9864, 9968, 10680, 10960, 11214, 11508, 12193, 12330, 12460, 12816, 14385, 14952, 15344, 16020, 16440, 17262, 18690, 19180, 19728, 21360, 22428, 23016, 24386, 24660, 24920, 28035, 28770, 29904, 32040, 32880, 34524, 36579, 37380, 38360, 43155, 44856, 46032, 48772, 49320, 49840, 56070, 57540, 60965, 64080, 69048, 73158, 74760, 76720, 85351, 86310, 89712, 97544, 98640, 109737, 112140, 115080, 121930, 138096, 146316, 149520, 170702, 172620, 182895, 195088, 219474, 224280, 230160, 243860, 256053, 292632, 341404, 345240, 365790, 426755, 438948, 448560, 487720, 512106, 548685, 585264, 682808, 690480, 731580, 768159, 853510, 877896, 975440, 1024212, 1097370, 1280265, 1365616, 1463160, 1536318, 1707020, 1755792, 2048424, 2194740, 2560530, 2926320, 3072636, 3414040, 3840795, 4096848, 4389480, 5121060, 6145272, 6828080, 7681590, 8778960, 10242120, 12290544, 15363180, 20484240, 30726360, 61452720]

約数ペア:

[(1, 61452720), (2, 30726360), (3, 20484240), (4, 15363180), (5, 12290544), (6, 10242120), (7, 8778960), (8, 7681590), (9, 6828080), (10, 6145272), (12, 5121060), (14, 4389480), (15, 4096848), (16, 3840795), (18, 3414040), (20, 3072636), (21, 2926320), (24, 2560530), (28, 2194740), (30, 2048424), (35, 1755792), (36, 1707020), (40, 1536318), (42, 1463160), (45, 1365616), (48, 1280265), (56, 1097370), (60, 1024212), (63, 975440), (70, 877896), (72, 853510), (80, 768159), (84, 731580), (89, 690480), (90, 682808), (105, 585264), (112, 548685), (120, 512106), (126, 487720), (137, 448560), (140, 438948), (144, 426755), (168, 365790), (178, 345240), (180, 341404), (210, 292632), (240, 256053), (252, 243860), (267, 230160), (274, 224280), (280, 219474), (315, 195088), (336, 182895), (356, 172620), (360, 170702), (411, 149520), (420, 146316), (445, 138096), (504, 121930), (534, 115080), (548, 112140), (560, 109737), (623, 98640), (630, 97544), (685, 89712), (712, 86310), (720, 85351), (801, 76720), (822, 74760), (840, 73158), (890, 69048), (959, 64080), (1008, 60965), (1068, 57540), (1096, 56070), (1233, 49840), (1246, 49320), (1260, 48772), (1335, 46032), (1370, 44856), (1424, 43155), (1602, 38360), (1644, 37380), (1680, 36579), (1780, 34524), (1869, 32880), (1918, 32040), (2055, 29904), (2136, 28770), (2192, 28035), (2466, 24920), (2492, 24660), (2520, 24386), (2670, 23016), (2740, 22428), (2877, 21360), (3115, 19728), (3204, 19180), (3288, 18690), (3560, 17262), (3738, 16440), (3836, 16020), (4005, 15344), (4110, 14952), (4272, 14385), (4795, 12816), (4932, 12460), (4984, 12330), (5040, 12193), (5340, 11508), (5480, 11214), (5607, 10960), (5754, 10680), (6165, 9968), (6230, 9864), (6408, 9590), (6576, 9345), (7120, 8631), (7476, 8220), (7672, 8010)]