210914560

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{3109}}^1$

素因数の和:3183

約数の個数: 72

約数和(自身を含む): 514904040

約数和(自身を除く): 303989480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 530, 640, 848, 1060, 1280, 1696, 2120, 3109, 3392, 4240, 6218, 6784, 8480, 12436, 13568, 15545, 16960, 24872, 31090, 33920, 49744, 62180, 67840, 99488, 124360, 164777, 198976, 248720, 329554, 397952, 497440, 659108, 795904, 823885, 994880, 1318216, 1647770, 1989760, 2636432, 3295540, 3979520, 5272864, 6591080, 10545728, 13182160, 21091456, 26364320, 42182912, 52728640, 105457280, 210914560]

約数ペア:

[(1, 210914560), (2, 105457280), (4, 52728640), (5, 42182912), (8, 26364320), (10, 21091456), (16, 13182160), (20, 10545728), (32, 6591080), (40, 5272864), (53, 3979520), (64, 3295540), (80, 2636432), (106, 1989760), (128, 1647770), (160, 1318216), (212, 994880), (256, 823885), (265, 795904), (320, 659108), (424, 497440), (530, 397952), (640, 329554), (848, 248720), (1060, 198976), (1280, 164777), (1696, 124360), (2120, 99488), (3109, 67840), (3392, 62180), (4240, 49744), (6218, 33920), (6784, 31090), (8480, 24872), (12436, 16960), (13568, 15545)]