51216060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:835

約数の個数: 96

約数和(自身を含む): 164989440

約数和(自身を除く): 113773380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 197, 210, 394, 420, 591, 619, 788, 985, 1182, 1238, 1379, 1857, 1970, 2364, 2476, 2758, 2955, 3095, 3714, 3940, 4137, 4333, 5516, 5910, 6190, 6895, 7428, 8274, 8666, 9285, 11820, 12380, 12999, 13790, 16548, 17332, 18570, 20685, 21665, 25998, 27580, 37140, 41370, 43330, 51996, 64995, 82740, 86660, 121943, 129990, 243886, 259980, 365829, 487772, 609715, 731658, 853601, 1219430, 1463316, 1707202, 1829145, 2438860, 2560803, 3414404, 3658290, 4268005, 5121606, 7316580, 8536010, 10243212, 12804015, 17072020, 25608030, 51216060]

約数ペア:

[(1, 51216060), (2, 25608030), (3, 17072020), (4, 12804015), (5, 10243212), (6, 8536010), (7, 7316580), (10, 5121606), (12, 4268005), (14, 3658290), (15, 3414404), (20, 2560803), (21, 2438860), (28, 1829145), (30, 1707202), (35, 1463316), (42, 1219430), (60, 853601), (70, 731658), (84, 609715), (105, 487772), (140, 365829), (197, 259980), (210, 243886), (394, 129990), (420, 121943), (591, 86660), (619, 82740), (788, 64995), (985, 51996), (1182, 43330), (1238, 41370), (1379, 37140), (1857, 27580), (1970, 25998), (2364, 21665), (2476, 20685), (2758, 18570), (2955, 17332), (3095, 16548), (3714, 13790), (3940, 12999), (4137, 12380), (4333, 11820), (5516, 9285), (5910, 8666), (6190, 8274), (6895, 7428)]