245391120

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1012

約数の個数: 240

約数和(自身を含む): 921316032

約数和(自身を除く): 675924912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 81, 90, 104, 108, 117, 120, 130, 135, 144, 156, 162, 180, 195, 208, 216, 234, 240, 243, 260, 270, 312, 324, 351, 360, 390, 405, 432, 468, 486, 520, 540, 585, 624, 648, 702, 720, 780, 810, 936, 971, 972, 1040, 1053, 1080, 1170, 1215, 1296, 1404, 1560, 1620, 1755, 1872, 1942, 1944, 2106, 2160, 2340, 2430, 2808, 2913, 3120, 3159, 3240, 3510, 3884, 3888, 4212, 4680, 4855, 4860, 5265, 5616, 5826, 6318, 6480, 7020, 7768, 8424, 8739, 9360, 9710, 9720, 10530, 11652, 12623, 12636, 14040, 14565, 15536, 15795, 16848, 17478, 19420, 19440, 21060, 23304, 25246, 25272, 26217, 28080, 29130, 31590, 34956, 37869, 38840, 42120, 43695, 46608, 50492, 50544, 52434, 58260, 63115, 63180, 69912, 75738, 77680, 78651, 84240, 87390, 100984, 104868, 113607, 116520, 126230, 126360, 131085, 139824, 151476, 157302, 174780, 189345, 201968, 209736, 227214, 233040, 235953, 252460, 252720, 262170, 302952, 314604, 340821, 349560, 378690, 393255, 419472, 454428, 471906, 504920, 524340, 568035, 605904, 629208, 681642, 699120, 757380, 786510, 908856, 943812, 1009840, 1022463, 1048680, 1136070, 1179765, 1258416, 1363284, 1514760, 1573020, 1704105, 1817712, 1887624, 2044926, 2097360, 2272140, 2359530, 2726568, 3029520, 3067389, 3146040, 3408210, 3775248, 4089852, 4544280, 4719060, 5112315, 5453136, 6134778, 6292080, 6816420, 8179704, 9088560, 9438120, 10224630, 12269556, 13632840, 15336945, 16359408, 18876240, 20449260, 24539112, 27265680, 30673890, 40898520, 49078224, 61347780, 81797040, 122695560, 245391120]

約数ペア:

[(1, 245391120), (2, 122695560), (3, 81797040), (4, 61347780), (5, 49078224), (6, 40898520), (8, 30673890), (9, 27265680), (10, 24539112), (12, 20449260), (13, 18876240), (15, 16359408), (16, 15336945), (18, 13632840), (20, 12269556), (24, 10224630), (26, 9438120), (27, 9088560), (30, 8179704), (36, 6816420), (39, 6292080), (40, 6134778), (45, 5453136), (48, 5112315), (52, 4719060), (54, 4544280), (60, 4089852), (65, 3775248), (72, 3408210), (78, 3146040), (80, 3067389), (81, 3029520), (90, 2726568), (104, 2359530), (108, 2272140), (117, 2097360), (120, 2044926), (130, 1887624), (135, 1817712), (144, 1704105), (156, 1573020), (162, 1514760), (180, 1363284), (195, 1258416), (208, 1179765), (216, 1136070), (234, 1048680), (240, 1022463), (243, 1009840), (260, 943812), (270, 908856), (312, 786510), (324, 757380), (351, 699120), (360, 681642), (390, 629208), (405, 605904), (432, 568035), (468, 524340), (486, 504920), (520, 471906), (540, 454428), (585, 419472), (624, 393255), (648, 378690), (702, 349560), (720, 340821), (780, 314604), (810, 302952), (936, 262170), (971, 252720), (972, 252460), (1040, 235953), (1053, 233040), (1080, 227214), (1170, 209736), (1215, 201968), (1296, 189345), (1404, 174780), (1560, 157302), (1620, 151476), (1755, 139824), (1872, 131085), (1942, 126360), (1944, 126230), (2106, 116520), (2160, 113607), (2340, 104868), (2430, 100984), (2808, 87390), (2913, 84240), (3120, 78651), (3159, 77680), (3240, 75738), (3510, 69912), (3884, 63180), (3888, 63115), (4212, 58260), (4680, 52434), (4855, 50544), (4860, 50492), (5265, 46608), (5616, 43695), (5826, 42120), (6318, 38840), (6480, 37869), (7020, 34956), (7768, 31590), (8424, 29130), (8739, 28080), (9360, 26217), (9710, 25272), (9720, 25246), (10530, 23304), (11652, 21060), (12623, 19440), (12636, 19420), (14040, 17478), (14565, 16848), (15536, 15795)]