320896080

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:1016

約数の個数: 240

約数和(自身を含む): 1184549184

約数和(自身を除く): 863653104

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 216, 240, 243, 255, 270, 272, 306, 324, 340, 360, 405, 408, 432, 459, 486, 510, 540, 612, 648, 680, 720, 765, 810, 816, 918, 971, 972, 1020, 1080, 1215, 1224, 1296, 1360, 1377, 1530, 1620, 1836, 1942, 1944, 2040, 2160, 2295, 2430, 2448, 2754, 2913, 3060, 3240, 3672, 3884, 3888, 4080, 4131, 4590, 4855, 4860, 5508, 5826, 6120, 6480, 6885, 7344, 7768, 8262, 8739, 9180, 9710, 9720, 11016, 11652, 12240, 13770, 14565, 15536, 16507, 16524, 17478, 18360, 19420, 19440, 20655, 22032, 23304, 26217, 27540, 29130, 33014, 33048, 34956, 36720, 38840, 41310, 43695, 46608, 49521, 52434, 55080, 58260, 66028, 66096, 69912, 77680, 78651, 82535, 82620, 87390, 99042, 104868, 110160, 116520, 131085, 132056, 139824, 148563, 157302, 165070, 165240, 174780, 198084, 209736, 233040, 235953, 247605, 262170, 264112, 297126, 314604, 330140, 330480, 349560, 393255, 396168, 419472, 445689, 471906, 495210, 524340, 594252, 629208, 660280, 699120, 742815, 786510, 792336, 891378, 943812, 990420, 1048680, 1179765, 1188504, 1258416, 1320560, 1337067, 1485630, 1573020, 1782756, 1887624, 1980840, 2097360, 2228445, 2359530, 2377008, 2674134, 2971260, 3146040, 3565512, 3775248, 3961680, 4011201, 4456890, 4719060, 5348268, 5942520, 6292080, 6685335, 7131024, 8022402, 8913780, 9438120, 10696536, 11885040, 13370670, 16044804, 17827560, 18876240, 20056005, 21393072, 26741340, 32089608, 35655120, 40112010, 53482680, 64179216, 80224020, 106965360, 160448040, 320896080]

約数ペア:

[(1, 320896080), (2, 160448040), (3, 106965360), (4, 80224020), (5, 64179216), (6, 53482680), (8, 40112010), (9, 35655120), (10, 32089608), (12, 26741340), (15, 21393072), (16, 20056005), (17, 18876240), (18, 17827560), (20, 16044804), (24, 13370670), (27, 11885040), (30, 10696536), (34, 9438120), (36, 8913780), (40, 8022402), (45, 7131024), (48, 6685335), (51, 6292080), (54, 5942520), (60, 5348268), (68, 4719060), (72, 4456890), (80, 4011201), (81, 3961680), (85, 3775248), (90, 3565512), (102, 3146040), (108, 2971260), (120, 2674134), (135, 2377008), (136, 2359530), (144, 2228445), (153, 2097360), (162, 1980840), (170, 1887624), (180, 1782756), (204, 1573020), (216, 1485630), (240, 1337067), (243, 1320560), (255, 1258416), (270, 1188504), (272, 1179765), (306, 1048680), (324, 990420), (340, 943812), (360, 891378), (405, 792336), (408, 786510), (432, 742815), (459, 699120), (486, 660280), (510, 629208), (540, 594252), (612, 524340), (648, 495210), (680, 471906), (720, 445689), (765, 419472), (810, 396168), (816, 393255), (918, 349560), (971, 330480), (972, 330140), (1020, 314604), (1080, 297126), (1215, 264112), (1224, 262170), (1296, 247605), (1360, 235953), (1377, 233040), (1530, 209736), (1620, 198084), (1836, 174780), (1942, 165240), (1944, 165070), (2040, 157302), (2160, 148563), (2295, 139824), (2430, 132056), (2448, 131085), (2754, 116520), (2913, 110160), (3060, 104868), (3240, 99042), (3672, 87390), (3884, 82620), (3888, 82535), (4080, 78651), (4131, 77680), (4590, 69912), (4855, 66096), (4860, 66028), (5508, 58260), (5826, 55080), (6120, 52434), (6480, 49521), (6885, 46608), (7344, 43695), (7768, 41310), (8262, 38840), (8739, 36720), (9180, 34956), (9710, 33048), (9720, 33014), (11016, 29130), (11652, 27540), (12240, 26217), (13770, 23304), (14565, 22032), (15536, 20655), (16507, 19440), (16524, 19420), (17478, 18360)]