78576540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3067}}^1$

素因数の和:3147

約数の個数: 96

約数和(自身を含む): 255650304

約数和(自身を除く): 177073764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 366, 420, 427, 610, 732, 854, 915, 1220, 1281, 1708, 1830, 2135, 2562, 3067, 3660, 4270, 5124, 6134, 6405, 8540, 9201, 12268, 12810, 15335, 18402, 21469, 25620, 30670, 36804, 42938, 46005, 61340, 64407, 85876, 92010, 107345, 128814, 184020, 187087, 214690, 257628, 322035, 374174, 429380, 561261, 644070, 748348, 935435, 1122522, 1288140, 1309609, 1870870, 2245044, 2619218, 2806305, 3741740, 3928827, 5238436, 5612610, 6548045, 7857654, 11225220, 13096090, 15715308, 19644135, 26192180, 39288270, 78576540]

約数ペア:

[(1, 78576540), (2, 39288270), (3, 26192180), (4, 19644135), (5, 15715308), (6, 13096090), (7, 11225220), (10, 7857654), (12, 6548045), (14, 5612610), (15, 5238436), (20, 3928827), (21, 3741740), (28, 2806305), (30, 2619218), (35, 2245044), (42, 1870870), (60, 1309609), (61, 1288140), (70, 1122522), (84, 935435), (105, 748348), (122, 644070), (140, 561261), (183, 429380), (210, 374174), (244, 322035), (305, 257628), (366, 214690), (420, 187087), (427, 184020), (610, 128814), (732, 107345), (854, 92010), (915, 85876), (1220, 64407), (1281, 61340), (1708, 46005), (1830, 42938), (2135, 36804), (2562, 30670), (3067, 25620), (3660, 21469), (4270, 18402), (5124, 15335), (6134, 12810), (6405, 12268), (8540, 9201)]