97680420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1289}}^1$

素因数の和:1725

約数の個数: 72

約数和(自身を含む): 297231480

約数和(自身を除く): 199551060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1289, 1684, 2105, 2526, 2578, 3789, 3867, 4210, 5052, 5156, 6315, 6445, 7578, 7734, 8420, 11601, 12630, 12890, 15156, 15468, 18945, 19335, 23202, 25260, 25780, 37890, 38670, 46404, 58005, 75780, 77340, 116010, 232020, 542669, 1085338, 1628007, 2170676, 2713345, 3256014, 4884021, 5426690, 6512028, 8140035, 9768042, 10853380, 16280070, 19536084, 24420105, 32560140, 48840210, 97680420]

約数ペア:

[(1, 97680420), (2, 48840210), (3, 32560140), (4, 24420105), (5, 19536084), (6, 16280070), (9, 10853380), (10, 9768042), (12, 8140035), (15, 6512028), (18, 5426690), (20, 4884021), (30, 3256014), (36, 2713345), (45, 2170676), (60, 1628007), (90, 1085338), (180, 542669), (421, 232020), (842, 116010), (1263, 77340), (1289, 75780), (1684, 58005), (2105, 46404), (2526, 38670), (2578, 37890), (3789, 25780), (3867, 25260), (4210, 23202), (5052, 19335), (5156, 18945), (6315, 15468), (6445, 15156), (7578, 12890), (7734, 12630), (8420, 11601)]