146499920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1997}}^1$

素因数の和:2148

約数の個数: 80

約数和(自身を含む): 392439168

約数和(自身を除く): 245939248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 917, 1048, 1310, 1834, 1997, 2096, 2620, 3668, 3994, 4585, 5240, 7336, 7988, 9170, 9985, 10480, 13979, 14672, 15976, 18340, 19970, 27958, 31952, 36680, 39940, 55916, 69895, 73360, 79880, 111832, 139790, 159760, 223664, 261607, 279580, 523214, 559160, 1046428, 1118320, 1308035, 1831249, 2092856, 2616070, 3662498, 4185712, 5232140, 7324996, 9156245, 10464280, 14649992, 18312490, 20928560, 29299984, 36624980, 73249960, 146499920]

約数ペア:

[(1, 146499920), (2, 73249960), (4, 36624980), (5, 29299984), (7, 20928560), (8, 18312490), (10, 14649992), (14, 10464280), (16, 9156245), (20, 7324996), (28, 5232140), (35, 4185712), (40, 3662498), (56, 2616070), (70, 2092856), (80, 1831249), (112, 1308035), (131, 1118320), (140, 1046428), (262, 559160), (280, 523214), (524, 279580), (560, 261607), (655, 223664), (917, 159760), (1048, 139790), (1310, 111832), (1834, 79880), (1997, 73360), (2096, 69895), (2620, 55916), (3668, 39940), (3994, 36680), (4585, 31952), (5240, 27958), (7336, 19970), (7988, 18340), (9170, 15976), (9985, 14672), (10480, 13979)]