120200920

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{8761}}^1$

素因数の和:8793

約数の個数: 64

約数和(自身を含む): 315432000

約数和(自身を除く): 195231080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 8761, 13720, 17522, 35044, 43805, 61327, 70088, 87610, 122654, 175220, 245308, 306635, 350440, 429289, 490616, 613270, 858578, 1226540, 1717156, 2146445, 2453080, 3005023, 3434312, 4292890, 6010046, 8585780, 12020092, 15025115, 17171560, 24040184, 30050230, 60100460, 120200920]

約数ペア:

[(1, 120200920), (2, 60100460), (4, 30050230), (5, 24040184), (7, 17171560), (8, 15025115), (10, 12020092), (14, 8585780), (20, 6010046), (28, 4292890), (35, 3434312), (40, 3005023), (49, 2453080), (56, 2146445), (70, 1717156), (98, 1226540), (140, 858578), (196, 613270), (245, 490616), (280, 429289), (343, 350440), (392, 306635), (490, 245308), (686, 175220), (980, 122654), (1372, 87610), (1715, 70088), (1960, 61327), (2744, 43805), (3430, 35044), (6860, 17522), (8761, 13720)]