157192980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:574

約数の個数: 144

約数和(自身を含む): 517257216

約数和(自身を除く): 360064236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 127, 140, 147, 196, 210, 245, 254, 294, 381, 420, 421, 490, 508, 588, 635, 735, 762, 842, 889, 980, 1263, 1270, 1470, 1524, 1684, 1778, 1905, 2105, 2526, 2540, 2667, 2940, 2947, 3556, 3810, 4210, 4445, 5052, 5334, 5894, 6223, 6315, 7620, 8420, 8841, 8890, 10668, 11788, 12446, 12630, 13335, 14735, 17682, 17780, 18669, 20629, 24892, 25260, 26670, 29470, 31115, 35364, 37338, 41258, 44205, 53340, 53467, 58940, 61887, 62230, 74676, 82516, 88410, 93345, 103145, 106934, 123774, 124460, 160401, 176820, 186690, 206290, 213868, 247548, 267335, 309435, 320802, 373380, 374269, 412580, 534670, 618870, 641604, 748538, 802005, 1069340, 1122807, 1237740, 1497076, 1604010, 1871345, 2245614, 2619883, 3208020, 3742690, 4491228, 5239766, 5614035, 7485380, 7859649, 10479532, 11228070, 13099415, 15719298, 22456140, 26198830, 31438596, 39298245, 52397660, 78596490, 157192980]

約数ペア:

[(1, 157192980), (2, 78596490), (3, 52397660), (4, 39298245), (5, 31438596), (6, 26198830), (7, 22456140), (10, 15719298), (12, 13099415), (14, 11228070), (15, 10479532), (20, 7859649), (21, 7485380), (28, 5614035), (30, 5239766), (35, 4491228), (42, 3742690), (49, 3208020), (60, 2619883), (70, 2245614), (84, 1871345), (98, 1604010), (105, 1497076), (127, 1237740), (140, 1122807), (147, 1069340), (196, 802005), (210, 748538), (245, 641604), (254, 618870), (294, 534670), (381, 412580), (420, 374269), (421, 373380), (490, 320802), (508, 309435), (588, 267335), (635, 247548), (735, 213868), (762, 206290), (842, 186690), (889, 176820), (980, 160401), (1263, 124460), (1270, 123774), (1470, 106934), (1524, 103145), (1684, 93345), (1778, 88410), (1905, 82516), (2105, 74676), (2526, 62230), (2540, 61887), (2667, 58940), (2940, 53467), (2947, 53340), (3556, 44205), (3810, 41258), (4210, 37338), (4445, 35364), (5052, 31115), (5334, 29470), (5894, 26670), (6223, 25260), (6315, 24892), (7620, 20629), (8420, 18669), (8841, 17780), (8890, 17682), (10668, 14735), (11788, 13335), (12446, 12630)]