211534720

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3089}}^1$

素因数の和:3215

約数の個数: 64

約数和(自身を含む): 510591600

約数和(自身を除く): 299056880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 428, 535, 640, 856, 1070, 1712, 2140, 3089, 3424, 4280, 6178, 6848, 8560, 12356, 13696, 15445, 17120, 24712, 30890, 34240, 49424, 61780, 68480, 98848, 123560, 197696, 247120, 330523, 395392, 494240, 661046, 988480, 1322092, 1652615, 1976960, 2644184, 3305230, 5288368, 6610460, 10576736, 13220920, 21153472, 26441840, 42306944, 52883680, 105767360, 211534720]

約数ペア:

[(1, 211534720), (2, 105767360), (4, 52883680), (5, 42306944), (8, 26441840), (10, 21153472), (16, 13220920), (20, 10576736), (32, 6610460), (40, 5288368), (64, 3305230), (80, 2644184), (107, 1976960), (128, 1652615), (160, 1322092), (214, 988480), (320, 661046), (428, 494240), (535, 395392), (640, 330523), (856, 247120), (1070, 197696), (1712, 123560), (2140, 98848), (3089, 68480), (3424, 61780), (4280, 49424), (6178, 34240), (6848, 30890), (8560, 24712), (12356, 17120), (13696, 15445)]