85182720

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{3169}}^1$

素因数の和:3200

約数の個数: 144

約数和(自身を含む): 311015040

約数和(自身を除く): 225832320

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, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3169, 3360, 3840, 4480, 5376, 6338, 6720, 8960, 9507, 12676, 13440, 15845, 19014, 22183, 25352, 26880, 31690, 38028, 44366, 47535, 50704, 63380, 66549, 76056, 88732, 95070, 101408, 110915, 126760, 133098, 152112, 177464, 190140, 202816, 221830, 253520, 266196, 304224, 332745, 354928, 380280, 405632, 443660, 507040, 532392, 608448, 665490, 709856, 760560, 811264, 887320, 1014080, 1064784, 1216896, 1330980, 1419712, 1521120, 1774640, 2028160, 2129568, 2433792, 2661960, 2839424, 3042240, 3549280, 4056320, 4259136, 5323920, 5678848, 6084480, 7098560, 8518272, 10647840, 12168960, 14197120, 17036544, 21295680, 28394240, 42591360, 85182720]

約数ペア:

[(1, 85182720), (2, 42591360), (3, 28394240), (4, 21295680), (5, 17036544), (6, 14197120), (7, 12168960), (8, 10647840), (10, 8518272), (12, 7098560), (14, 6084480), (15, 5678848), (16, 5323920), (20, 4259136), (21, 4056320), (24, 3549280), (28, 3042240), (30, 2839424), (32, 2661960), (35, 2433792), (40, 2129568), (42, 2028160), (48, 1774640), (56, 1521120), (60, 1419712), (64, 1330980), (70, 1216896), (80, 1064784), (84, 1014080), (96, 887320), (105, 811264), (112, 760560), (120, 709856), (128, 665490), (140, 608448), (160, 532392), (168, 507040), (192, 443660), (210, 405632), (224, 380280), (240, 354928), (256, 332745), (280, 304224), (320, 266196), (336, 253520), (384, 221830), (420, 202816), (448, 190140), (480, 177464), (560, 152112), (640, 133098), (672, 126760), (768, 110915), (840, 101408), (896, 95070), (960, 88732), (1120, 76056), (1280, 66549), (1344, 63380), (1680, 50704), (1792, 47535), (1920, 44366), (2240, 38028), (2688, 31690), (3169, 26880), (3360, 25352), (3840, 22183), (4480, 19014), (5376, 15845), (6338, 13440), (6720, 12676), (8960, 9507)]