82870020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:275

約数の個数: 192

約数和(自身を含む): 279417600

約数和(自身を除く): 196547580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 41, 45, 54, 57, 60, 76, 82, 90, 95, 108, 114, 123, 135, 164, 171, 180, 190, 197, 205, 228, 246, 270, 285, 342, 369, 380, 394, 410, 492, 513, 540, 570, 591, 615, 684, 738, 779, 788, 820, 855, 985, 1026, 1107, 1140, 1182, 1230, 1476, 1558, 1710, 1773, 1845, 1970, 2052, 2214, 2337, 2364, 2460, 2565, 2955, 3116, 3420, 3546, 3690, 3743, 3895, 3940, 4428, 4674, 5130, 5319, 5535, 5910, 7011, 7092, 7380, 7486, 7790, 8077, 8865, 9348, 10260, 10638, 11070, 11229, 11685, 11820, 14022, 14972, 15580, 16154, 17730, 18715, 21033, 21276, 22140, 22458, 23370, 24231, 26595, 28044, 32308, 33687, 35055, 35460, 37430, 40385, 42066, 44916, 46740, 48462, 53190, 56145, 67374, 70110, 72693, 74860, 80770, 84132, 96924, 101061, 105165, 106380, 112290, 121155, 134748, 140220, 145386, 153463, 161540, 168435, 202122, 210330, 218079, 224580, 242310, 290772, 306926, 336870, 363465, 404244, 420660, 436158, 460389, 484620, 505305, 613852, 673740, 726930, 767315, 872316, 920778, 1010610, 1090395, 1381167, 1453860, 1534630, 1841556, 2021220, 2180790, 2301945, 2762334, 3069260, 4143501, 4361580, 4603890, 5524668, 6905835, 8287002, 9207780, 13811670, 16574004, 20717505, 27623340, 41435010, 82870020]

約数ペア:

[(1, 82870020), (2, 41435010), (3, 27623340), (4, 20717505), (5, 16574004), (6, 13811670), (9, 9207780), (10, 8287002), (12, 6905835), (15, 5524668), (18, 4603890), (19, 4361580), (20, 4143501), (27, 3069260), (30, 2762334), (36, 2301945), (38, 2180790), (41, 2021220), (45, 1841556), (54, 1534630), (57, 1453860), (60, 1381167), (76, 1090395), (82, 1010610), (90, 920778), (95, 872316), (108, 767315), (114, 726930), (123, 673740), (135, 613852), (164, 505305), (171, 484620), (180, 460389), (190, 436158), (197, 420660), (205, 404244), (228, 363465), (246, 336870), (270, 306926), (285, 290772), (342, 242310), (369, 224580), (380, 218079), (394, 210330), (410, 202122), (492, 168435), (513, 161540), (540, 153463), (570, 145386), (591, 140220), (615, 134748), (684, 121155), (738, 112290), (779, 106380), (788, 105165), (820, 101061), (855, 96924), (985, 84132), (1026, 80770), (1107, 74860), (1140, 72693), (1182, 70110), (1230, 67374), (1476, 56145), (1558, 53190), (1710, 48462), (1773, 46740), (1845, 44916), (1970, 42066), (2052, 40385), (2214, 37430), (2337, 35460), (2364, 35055), (2460, 33687), (2565, 32308), (2955, 28044), (3116, 26595), (3420, 24231), (3546, 23370), (3690, 22458), (3743, 22140), (3895, 21276), (3940, 21033), (4428, 18715), (4674, 17730), (5130, 16154), (5319, 15580), (5535, 14972), (5910, 14022), (7011, 11820), (7092, 11685), (7380, 11229), (7486, 11070), (7790, 10638), (8077, 10260), (8865, 9348)]