64512540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4027}}^1$

素因数の和:4131

約数の個数: 72

約数和(自身を含む): 197935920

約数和(自身を除く): 133423380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 4027, 5340, 8010, 8054, 12081, 16020, 16108, 20135, 24162, 36243, 40270, 48324, 60405, 72486, 80540, 120810, 144972, 181215, 241620, 358403, 362430, 716806, 724860, 1075209, 1433612, 1792015, 2150418, 3225627, 3584030, 4300836, 5376045, 6451254, 7168060, 10752090, 12902508, 16128135, 21504180, 32256270, 64512540]

約数ペア:

[(1, 64512540), (2, 32256270), (3, 21504180), (4, 16128135), (5, 12902508), (6, 10752090), (9, 7168060), (10, 6451254), (12, 5376045), (15, 4300836), (18, 3584030), (20, 3225627), (30, 2150418), (36, 1792015), (45, 1433612), (60, 1075209), (89, 724860), (90, 716806), (178, 362430), (180, 358403), (267, 241620), (356, 181215), (445, 144972), (534, 120810), (801, 80540), (890, 72486), (1068, 60405), (1335, 48324), (1602, 40270), (1780, 36243), (2670, 24162), (3204, 20135), (4005, 16108), (4027, 16020), (5340, 12081), (8010, 8054)]