42991440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{661}}^1$

素因数の和:948

約数の個数: 80

約数和(自身を含む): 133967616

約数和(自身を除く): 90976176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 271, 542, 661, 813, 1084, 1322, 1355, 1626, 1983, 2168, 2644, 2710, 3252, 3305, 3966, 4065, 4336, 5288, 5420, 6504, 6610, 7932, 8130, 9915, 10576, 10840, 13008, 13220, 15864, 16260, 19830, 21680, 26440, 31728, 32520, 39660, 52880, 65040, 79320, 158640, 179131, 358262, 537393, 716524, 895655, 1074786, 1433048, 1791310, 2149572, 2686965, 2866096, 3582620, 4299144, 5373930, 7165240, 8598288, 10747860, 14330480, 21495720, 42991440]

約数ペア:

[(1, 42991440), (2, 21495720), (3, 14330480), (4, 10747860), (5, 8598288), (6, 7165240), (8, 5373930), (10, 4299144), (12, 3582620), (15, 2866096), (16, 2686965), (20, 2149572), (24, 1791310), (30, 1433048), (40, 1074786), (48, 895655), (60, 716524), (80, 537393), (120, 358262), (240, 179131), (271, 158640), (542, 79320), (661, 65040), (813, 52880), (1084, 39660), (1322, 32520), (1355, 31728), (1626, 26440), (1983, 21680), (2168, 19830), (2644, 16260), (2710, 15864), (3252, 13220), (3305, 13008), (3966, 10840), (4065, 10576), (4336, 9915), (5288, 8130), (5420, 7932), (6504, 6610)]