87887520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{8719}}^1$

素因数の和:8747

約数の個数: 144

約数和(自身を含む): 342800640

約数和(自身を除く): 254913120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 8719, 10080, 17438, 26157, 34876, 43595, 52314, 61033, 69752, 78471, 87190, 104628, 122066, 130785, 139504, 156942, 174380, 183099, 209256, 244132, 261570, 279008, 305165, 313884, 348760, 366198, 392355, 418512, 488264, 523140, 549297, 610330, 627768, 697520, 732396, 784710, 837024, 915495, 976528, 1046280, 1098594, 1220660, 1255536, 1395040, 1464792, 1569420, 1830990, 1953056, 2092560, 2197188, 2441320, 2511072, 2746485, 2929584, 3138840, 3661980, 4185120, 4394376, 4882640, 5492970, 5859168, 6277680, 7323960, 8788752, 9765280, 10985940, 12555360, 14647920, 17577504, 21971880, 29295840, 43943760, 87887520]

約数ペア:

[(1, 87887520), (2, 43943760), (3, 29295840), (4, 21971880), (5, 17577504), (6, 14647920), (7, 12555360), (8, 10985940), (9, 9765280), (10, 8788752), (12, 7323960), (14, 6277680), (15, 5859168), (16, 5492970), (18, 4882640), (20, 4394376), (21, 4185120), (24, 3661980), (28, 3138840), (30, 2929584), (32, 2746485), (35, 2511072), (36, 2441320), (40, 2197188), (42, 2092560), (45, 1953056), (48, 1830990), (56, 1569420), (60, 1464792), (63, 1395040), (70, 1255536), (72, 1220660), (80, 1098594), (84, 1046280), (90, 976528), (96, 915495), (105, 837024), (112, 784710), (120, 732396), (126, 697520), (140, 627768), (144, 610330), (160, 549297), (168, 523140), (180, 488264), (210, 418512), (224, 392355), (240, 366198), (252, 348760), (280, 313884), (288, 305165), (315, 279008), (336, 261570), (360, 244132), (420, 209256), (480, 183099), (504, 174380), (560, 156942), (630, 139504), (672, 130785), (720, 122066), (840, 104628), (1008, 87190), (1120, 78471), (1260, 69752), (1440, 61033), (1680, 52314), (2016, 43595), (2520, 34876), (3360, 26157), (5040, 17438), (8719, 10080)]