68090820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1$

素因数の和:969

約数の個数: 96

約数和(自身を含む): 219168768

約数和(自身を除く): 151077948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 223, 420, 446, 669, 727, 892, 1115, 1338, 1454, 1561, 2181, 2230, 2676, 2908, 3122, 3345, 3635, 4362, 4460, 4683, 5089, 6244, 6690, 7270, 7805, 8724, 9366, 10178, 10905, 13380, 14540, 15267, 15610, 18732, 20356, 21810, 23415, 25445, 30534, 31220, 43620, 46830, 50890, 61068, 76335, 93660, 101780, 152670, 162121, 305340, 324242, 486363, 648484, 810605, 972726, 1134847, 1621210, 1945452, 2269694, 2431815, 3242420, 3404541, 4539388, 4863630, 5674235, 6809082, 9727260, 11348470, 13618164, 17022705, 22696940, 34045410, 68090820]

約数ペア:

[(1, 68090820), (2, 34045410), (3, 22696940), (4, 17022705), (5, 13618164), (6, 11348470), (7, 9727260), (10, 6809082), (12, 5674235), (14, 4863630), (15, 4539388), (20, 3404541), (21, 3242420), (28, 2431815), (30, 2269694), (35, 1945452), (42, 1621210), (60, 1134847), (70, 972726), (84, 810605), (105, 648484), (140, 486363), (210, 324242), (223, 305340), (420, 162121), (446, 152670), (669, 101780), (727, 93660), (892, 76335), (1115, 61068), (1338, 50890), (1454, 46830), (1561, 43620), (2181, 31220), (2230, 30534), (2676, 25445), (2908, 23415), (3122, 21810), (3345, 20356), (3635, 18732), (4362, 15610), (4460, 15267), (4683, 14540), (5089, 13380), (6244, 10905), (6690, 10178), (7270, 9366), (7805, 8724)]