72896880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43391}}^1$

素因数の和:43414

約数の個数: 80

約数和(自身を含む): 258269184

約数和(自身を除く): 185372304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 43391, 86782, 130173, 173564, 216955, 260346, 303737, 347128, 433910, 520692, 607474, 650865, 694256, 867820, 911211, 1041384, 1214948, 1301730, 1518685, 1735640, 1822422, 2082768, 2429896, 2603460, 3037370, 3471280, 3644844, 4556055, 4859792, 5206920, 6074740, 7289688, 9112110, 10413840, 12149480, 14579376, 18224220, 24298960, 36448440, 72896880]

約数ペア:

[(1, 72896880), (2, 36448440), (3, 24298960), (4, 18224220), (5, 14579376), (6, 12149480), (7, 10413840), (8, 9112110), (10, 7289688), (12, 6074740), (14, 5206920), (15, 4859792), (16, 4556055), (20, 3644844), (21, 3471280), (24, 3037370), (28, 2603460), (30, 2429896), (35, 2082768), (40, 1822422), (42, 1735640), (48, 1518685), (56, 1301730), (60, 1214948), (70, 1041384), (80, 911211), (84, 867820), (105, 694256), (112, 650865), (120, 607474), (140, 520692), (168, 433910), (210, 347128), (240, 303737), (280, 260346), (336, 216955), (420, 173564), (560, 130173), (840, 86782), (1680, 43391)]