28326420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9257}}^1$

素因数の和:9289

約数の個数: 72

約数和(自身を含む): 90987624

約数和(自身を除く): 62661204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 9257, 18514, 27771, 37028, 46285, 55542, 83313, 92570, 111084, 138855, 157369, 166626, 185140, 277710, 314738, 333252, 416565, 472107, 555420, 629476, 786845, 833130, 944214, 1416321, 1573690, 1666260, 1888428, 2360535, 2832642, 3147380, 4721070, 5665284, 7081605, 9442140, 14163210, 28326420]

約数ペア:

[(1, 28326420), (2, 14163210), (3, 9442140), (4, 7081605), (5, 5665284), (6, 4721070), (9, 3147380), (10, 2832642), (12, 2360535), (15, 1888428), (17, 1666260), (18, 1573690), (20, 1416321), (30, 944214), (34, 833130), (36, 786845), (45, 629476), (51, 555420), (60, 472107), (68, 416565), (85, 333252), (90, 314738), (102, 277710), (153, 185140), (170, 166626), (180, 157369), (204, 138855), (255, 111084), (306, 92570), (340, 83313), (510, 55542), (612, 46285), (765, 37028), (1020, 27771), (1530, 18514), (3060, 9257)]