194615820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{601}}^1$

素因数の和:880

約数の個数: 144

約数和(自身を含む): 678420288

約数和(自身を除く): 483804468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 257, 315, 420, 514, 601, 630, 771, 1028, 1202, 1260, 1285, 1542, 1799, 1803, 2313, 2404, 2570, 3005, 3084, 3598, 3606, 3855, 4207, 4626, 5140, 5397, 5409, 6010, 7196, 7212, 7710, 8414, 8995, 9015, 9252, 10794, 10818, 11565, 12020, 12621, 15420, 16191, 16828, 17990, 18030, 21035, 21588, 21636, 23130, 25242, 26985, 27045, 32382, 35980, 36060, 37863, 42070, 46260, 50484, 53970, 54090, 63105, 64764, 75726, 80955, 84140, 107940, 108180, 126210, 151452, 154457, 161910, 189315, 252420, 308914, 323820, 378630, 463371, 617828, 757260, 772285, 926742, 1081199, 1390113, 1544570, 1853484, 2162398, 2316855, 2780226, 3089140, 3243597, 4324796, 4633710, 5405995, 5560452, 6487194, 6950565, 9267420, 9730791, 10811990, 12974388, 13901130, 16217985, 19461582, 21623980, 27802260, 32435970, 38923164, 48653955, 64871940, 97307910, 194615820]

約数ペア:

[(1, 194615820), (2, 97307910), (3, 64871940), (4, 48653955), (5, 38923164), (6, 32435970), (7, 27802260), (9, 21623980), (10, 19461582), (12, 16217985), (14, 13901130), (15, 12974388), (18, 10811990), (20, 9730791), (21, 9267420), (28, 6950565), (30, 6487194), (35, 5560452), (36, 5405995), (42, 4633710), (45, 4324796), (60, 3243597), (63, 3089140), (70, 2780226), (84, 2316855), (90, 2162398), (105, 1853484), (126, 1544570), (140, 1390113), (180, 1081199), (210, 926742), (252, 772285), (257, 757260), (315, 617828), (420, 463371), (514, 378630), (601, 323820), (630, 308914), (771, 252420), (1028, 189315), (1202, 161910), (1260, 154457), (1285, 151452), (1542, 126210), (1799, 108180), (1803, 107940), (2313, 84140), (2404, 80955), (2570, 75726), (3005, 64764), (3084, 63105), (3598, 54090), (3606, 53970), (3855, 50484), (4207, 46260), (4626, 42070), (5140, 37863), (5397, 36060), (5409, 35980), (6010, 32382), (7196, 27045), (7212, 26985), (7710, 25242), (8414, 23130), (8995, 21636), (9015, 21588), (9252, 21035), (10794, 18030), (10818, 17990), (11565, 16828), (12020, 16191), (12621, 15420)]