127925840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7369}}^1$

素因数の和:7420

約数の個数: 80

約数和(自身を含む): 350929920

約数和(自身を除く): 223004080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 7369, 8680, 14738, 17360, 29476, 36845, 51583, 58952, 73690, 103166, 117904, 147380, 206332, 228439, 257915, 294760, 412664, 456878, 515830, 589520, 825328, 913756, 1031660, 1142195, 1599073, 1827512, 2063320, 2284390, 3198146, 3655024, 4126640, 4568780, 6396292, 7995365, 9137560, 12792584, 15990730, 18275120, 25585168, 31981460, 63962920, 127925840]

約数ペア:

[(1, 127925840), (2, 63962920), (4, 31981460), (5, 25585168), (7, 18275120), (8, 15990730), (10, 12792584), (14, 9137560), (16, 7995365), (20, 6396292), (28, 4568780), (31, 4126640), (35, 3655024), (40, 3198146), (56, 2284390), (62, 2063320), (70, 1827512), (80, 1599073), (112, 1142195), (124, 1031660), (140, 913756), (155, 825328), (217, 589520), (248, 515830), (280, 456878), (310, 412664), (434, 294760), (496, 257915), (560, 228439), (620, 206332), (868, 147380), (1085, 117904), (1240, 103166), (1736, 73690), (2170, 58952), (2480, 51583), (3472, 36845), (4340, 29476), (7369, 17360), (8680, 14738)]