2173920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{647}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 7838208

約数和(自身を除く): 5664288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 647, 672, 840, 1120, 1294, 1680, 1941, 2588, 3235, 3360, 3882, 4529, 5176, 6470, 7764, 9058, 9705, 10352, 12940, 13587, 15528, 18116, 19410, 20704, 22645, 25880, 27174, 31056, 36232, 38820, 45290, 51760, 54348, 62112, 67935, 72464, 77640, 90580, 103520, 108696, 135870, 144928, 155280, 181160, 217392, 271740, 310560, 362320, 434784, 543480, 724640, 1086960, 2173920]

約数ペア:

[(1, 2173920), (2, 1086960), (3, 724640), (4, 543480), (5, 434784), (6, 362320), (7, 310560), (8, 271740), (10, 217392), (12, 181160), (14, 155280), (15, 144928), (16, 135870), (20, 108696), (21, 103520), (24, 90580), (28, 77640), (30, 72464), (32, 67935), (35, 62112), (40, 54348), (42, 51760), (48, 45290), (56, 38820), (60, 36232), (70, 31056), (80, 27174), (84, 25880), (96, 22645), (105, 20704), (112, 19410), (120, 18116), (140, 15528), (160, 13587), (168, 12940), (210, 10352), (224, 9705), (240, 9058), (280, 7764), (336, 6470), (420, 5176), (480, 4529), (560, 3882), (647, 3360), (672, 3235), (840, 2588), (1120, 1941), (1294, 1680)]