165255720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1741}}^1$

素因数の和:1875

約数の個数: 128

約数和(自身を含む): 571933440

約数和(自身を除く): 406677720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 113, 120, 140, 168, 210, 226, 280, 339, 420, 452, 565, 678, 791, 840, 904, 1130, 1356, 1582, 1695, 1741, 2260, 2373, 2712, 3164, 3390, 3482, 3955, 4520, 4746, 5223, 6328, 6780, 6964, 7910, 8705, 9492, 10446, 11865, 12187, 13560, 13928, 15820, 17410, 18984, 20892, 23730, 24374, 26115, 31640, 34820, 36561, 41784, 47460, 48748, 52230, 60935, 69640, 73122, 94920, 97496, 104460, 121870, 146244, 182805, 196733, 208920, 243740, 292488, 365610, 393466, 487480, 590199, 731220, 786932, 983665, 1180398, 1377131, 1462440, 1573864, 1967330, 2360796, 2754262, 2950995, 3934660, 4131393, 4721592, 5508524, 5901990, 6885655, 7869320, 8262786, 11017048, 11803980, 13771310, 16525572, 20656965, 23607960, 27542620, 33051144, 41313930, 55085240, 82627860, 165255720]

約数ペア:

[(1, 165255720), (2, 82627860), (3, 55085240), (4, 41313930), (5, 33051144), (6, 27542620), (7, 23607960), (8, 20656965), (10, 16525572), (12, 13771310), (14, 11803980), (15, 11017048), (20, 8262786), (21, 7869320), (24, 6885655), (28, 5901990), (30, 5508524), (35, 4721592), (40, 4131393), (42, 3934660), (56, 2950995), (60, 2754262), (70, 2360796), (84, 1967330), (105, 1573864), (113, 1462440), (120, 1377131), (140, 1180398), (168, 983665), (210, 786932), (226, 731220), (280, 590199), (339, 487480), (420, 393466), (452, 365610), (565, 292488), (678, 243740), (791, 208920), (840, 196733), (904, 182805), (1130, 146244), (1356, 121870), (1582, 104460), (1695, 97496), (1741, 94920), (2260, 73122), (2373, 69640), (2712, 60935), (3164, 52230), (3390, 48748), (3482, 47460), (3955, 41784), (4520, 36561), (4746, 34820), (5223, 31640), (6328, 26115), (6780, 24374), (6964, 23730), (7910, 20892), (8705, 18984), (9492, 17410), (10446, 15820), (11865, 13928), (12187, 13560)]