216048780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2851}}^1$

素因数の和:3287

約数の個数: 72

約数和(自身を含む): 657135024

約数和(自身を除く): 441086244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1684, 2105, 2526, 2851, 3789, 4210, 5052, 5702, 6315, 7578, 8420, 8553, 11404, 12630, 14255, 15156, 17106, 18945, 25260, 25659, 28510, 34212, 37890, 42765, 51318, 57020, 75780, 85530, 102636, 128295, 171060, 256590, 513180, 1200271, 2400542, 3600813, 4801084, 6001355, 7201626, 10802439, 12002710, 14403252, 18004065, 21604878, 24005420, 36008130, 43209756, 54012195, 72016260, 108024390, 216048780]

約数ペア:

[(1, 216048780), (2, 108024390), (3, 72016260), (4, 54012195), (5, 43209756), (6, 36008130), (9, 24005420), (10, 21604878), (12, 18004065), (15, 14403252), (18, 12002710), (20, 10802439), (30, 7201626), (36, 6001355), (45, 4801084), (60, 3600813), (90, 2400542), (180, 1200271), (421, 513180), (842, 256590), (1263, 171060), (1684, 128295), (2105, 102636), (2526, 85530), (2851, 75780), (3789, 57020), (4210, 51318), (5052, 42765), (5702, 37890), (6315, 34212), (7578, 28510), (8420, 25659), (8553, 25260), (11404, 18945), (12630, 17106), (14255, 15156)]