40215420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{10639}}^1$

素因数の和:10664

約数の個数: 96

約数和(自身を含む): 143001600

約数和(自身を除く): 102786180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 10639, 21278, 31917, 42556, 53195, 63834, 74473, 95751, 106390, 127668, 148946, 159585, 191502, 212780, 223419, 287253, 297892, 319170, 372365, 383004, 446838, 478755, 574506, 638340, 670257, 744730, 893676, 957510, 1117095, 1149012, 1340514, 1436265, 1489460, 1915020, 2010771, 2234190, 2681028, 2872530, 3351285, 4021542, 4468380, 5745060, 6702570, 8043084, 10053855, 13405140, 20107710, 40215420]

約数ペア:

[(1, 40215420), (2, 20107710), (3, 13405140), (4, 10053855), (5, 8043084), (6, 6702570), (7, 5745060), (9, 4468380), (10, 4021542), (12, 3351285), (14, 2872530), (15, 2681028), (18, 2234190), (20, 2010771), (21, 1915020), (27, 1489460), (28, 1436265), (30, 1340514), (35, 1149012), (36, 1117095), (42, 957510), (45, 893676), (54, 744730), (60, 670257), (63, 638340), (70, 574506), (84, 478755), (90, 446838), (105, 383004), (108, 372365), (126, 319170), (135, 297892), (140, 287253), (180, 223419), (189, 212780), (210, 191502), (252, 159585), (270, 148946), (315, 127668), (378, 106390), (420, 95751), (540, 74473), (630, 63834), (756, 53195), (945, 42556), (1260, 31917), (1890, 21278), (3780, 10639)]