19486080

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:241

約数の個数: 192

約数和(自身を含む): 71604000

約数和(自身を除く): 52117920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 199, 204, 240, 255, 272, 288, 306, 320, 340, 360, 384, 398, 408, 480, 510, 544, 576, 597, 612, 640, 680, 720, 765, 796, 816, 960, 995, 1020, 1088, 1152, 1194, 1224, 1360, 1440, 1530, 1592, 1632, 1791, 1920, 1990, 2040, 2176, 2388, 2448, 2720, 2880, 2985, 3060, 3184, 3264, 3383, 3582, 3980, 4080, 4776, 4896, 5440, 5760, 5970, 6120, 6368, 6528, 6766, 7164, 7960, 8160, 8955, 9552, 9792, 10149, 10880, 11940, 12240, 12736, 13532, 14328, 15920, 16320, 16915, 17910, 19104, 19584, 20298, 23880, 24480, 25472, 27064, 28656, 30447, 31840, 32640, 33830, 35820, 38208, 40596, 47760, 48960, 50745, 54128, 57312, 60894, 63680, 67660, 71640, 76416, 81192, 95520, 97920, 101490, 108256, 114624, 121788, 127360, 135320, 143280, 152235, 162384, 191040, 202980, 216512, 229248, 243576, 270640, 286560, 304470, 324768, 382080, 405960, 433024, 487152, 541280, 573120, 608940, 649536, 811920, 974304, 1082560, 1146240, 1217880, 1299072, 1623840, 1948608, 2165120, 2435760, 3247680, 3897216, 4871520, 6495360, 9743040, 19486080]

約数ペア:

[(1, 19486080), (2, 9743040), (3, 6495360), (4, 4871520), (5, 3897216), (6, 3247680), (8, 2435760), (9, 2165120), (10, 1948608), (12, 1623840), (15, 1299072), (16, 1217880), (17, 1146240), (18, 1082560), (20, 974304), (24, 811920), (30, 649536), (32, 608940), (34, 573120), (36, 541280), (40, 487152), (45, 433024), (48, 405960), (51, 382080), (60, 324768), (64, 304470), (68, 286560), (72, 270640), (80, 243576), (85, 229248), (90, 216512), (96, 202980), (102, 191040), (120, 162384), (128, 152235), (136, 143280), (144, 135320), (153, 127360), (160, 121788), (170, 114624), (180, 108256), (192, 101490), (199, 97920), (204, 95520), (240, 81192), (255, 76416), (272, 71640), (288, 67660), (306, 63680), (320, 60894), (340, 57312), (360, 54128), (384, 50745), (398, 48960), (408, 47760), (480, 40596), (510, 38208), (544, 35820), (576, 33830), (597, 32640), (612, 31840), (640, 30447), (680, 28656), (720, 27064), (765, 25472), (796, 24480), (816, 23880), (960, 20298), (995, 19584), (1020, 19104), (1088, 17910), (1152, 16915), (1194, 16320), (1224, 15920), (1360, 14328), (1440, 13532), (1530, 12736), (1592, 12240), (1632, 11940), (1791, 10880), (1920, 10149), (1990, 9792), (2040, 9552), (2176, 8955), (2388, 8160), (2448, 7960), (2720, 7164), (2880, 6766), (2985, 6528), (3060, 6368), (3184, 6120), (3264, 5970), (3383, 5760), (3582, 5440), (3980, 4896), (4080, 4776)]