215081160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{256049}}^1$

素因数の和:256070

約数の個数: 64

約数和(自身を含む): 737424000

約数和(自身を除く): 522342840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 256049, 512098, 768147, 1024196, 1280245, 1536294, 1792343, 2048392, 2560490, 3072588, 3584686, 3840735, 5120980, 5377029, 6145176, 7169372, 7681470, 8961715, 10241960, 10754058, 14338744, 15362940, 17923430, 21508116, 26885145, 30725880, 35846860, 43016232, 53770290, 71693720, 107540580, 215081160]

約数ペア:

[(1, 215081160), (2, 107540580), (3, 71693720), (4, 53770290), (5, 43016232), (6, 35846860), (7, 30725880), (8, 26885145), (10, 21508116), (12, 17923430), (14, 15362940), (15, 14338744), (20, 10754058), (21, 10241960), (24, 8961715), (28, 7681470), (30, 7169372), (35, 6145176), (40, 5377029), (42, 5120980), (56, 3840735), (60, 3584686), (70, 3072588), (84, 2560490), (105, 2048392), (120, 1792343), (140, 1536294), (168, 1280245), (210, 1024196), (280, 768147), (420, 512098), (840, 256049)]