253520280

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{463}}^1$

素因数の和:512

約数の個数: 240

約数和(自身を含む): 924691680

約数和(自身を除く): 671171400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 169, 180, 195, 216, 234, 260, 270, 312, 324, 338, 351, 360, 390, 405, 463, 468, 507, 520, 540, 585, 648, 676, 702, 780, 810, 845, 926, 936, 1014, 1053, 1080, 1170, 1352, 1389, 1404, 1521, 1560, 1620, 1690, 1755, 1852, 2028, 2106, 2315, 2340, 2535, 2778, 2808, 3042, 3240, 3380, 3510, 3704, 4056, 4167, 4212, 4563, 4630, 4680, 5070, 5265, 5556, 6019, 6084, 6760, 6945, 7020, 7605, 8334, 8424, 9126, 9260, 10140, 10530, 11112, 12038, 12168, 12501, 13689, 13890, 14040, 15210, 16668, 18057, 18252, 18520, 20280, 20835, 21060, 22815, 24076, 25002, 27378, 27780, 30095, 30420, 33336, 36114, 36504, 37503, 41670, 42120, 45630, 48152, 50004, 54171, 54756, 55560, 60190, 60840, 62505, 68445, 72228, 75006, 78247, 83340, 90285, 91260, 100008, 108342, 109512, 120380, 125010, 136890, 144456, 150012, 156494, 162513, 166680, 180570, 182520, 187515, 216684, 234741, 240760, 250020, 270855, 273780, 300024, 312988, 325026, 361140, 375030, 391235, 433368, 469482, 487539, 500040, 541710, 547560, 625976, 650052, 704223, 722280, 750060, 782470, 812565, 938964, 975078, 1083420, 1173705, 1300104, 1408446, 1500120, 1564940, 1625130, 1877928, 1950156, 2112669, 2166840, 2347410, 2437695, 2816892, 3129880, 3250260, 3521115, 3900312, 4225338, 4694820, 4875390, 5633784, 6338007, 6500520, 7042230, 8450676, 9389640, 9750780, 10563345, 12676014, 14084460, 16901352, 19501560, 21126690, 25352028, 28168920, 31690035, 42253380, 50704056, 63380070, 84506760, 126760140, 253520280]

約数ペア:

[(1, 253520280), (2, 126760140), (3, 84506760), (4, 63380070), (5, 50704056), (6, 42253380), (8, 31690035), (9, 28168920), (10, 25352028), (12, 21126690), (13, 19501560), (15, 16901352), (18, 14084460), (20, 12676014), (24, 10563345), (26, 9750780), (27, 9389640), (30, 8450676), (36, 7042230), (39, 6500520), (40, 6338007), (45, 5633784), (52, 4875390), (54, 4694820), (60, 4225338), (65, 3900312), (72, 3521115), (78, 3250260), (81, 3129880), (90, 2816892), (104, 2437695), (108, 2347410), (117, 2166840), (120, 2112669), (130, 1950156), (135, 1877928), (156, 1625130), (162, 1564940), (169, 1500120), (180, 1408446), (195, 1300104), (216, 1173705), (234, 1083420), (260, 975078), (270, 938964), (312, 812565), (324, 782470), (338, 750060), (351, 722280), (360, 704223), (390, 650052), (405, 625976), (463, 547560), (468, 541710), (507, 500040), (520, 487539), (540, 469482), (585, 433368), (648, 391235), (676, 375030), (702, 361140), (780, 325026), (810, 312988), (845, 300024), (926, 273780), (936, 270855), (1014, 250020), (1053, 240760), (1080, 234741), (1170, 216684), (1352, 187515), (1389, 182520), (1404, 180570), (1521, 166680), (1560, 162513), (1620, 156494), (1690, 150012), (1755, 144456), (1852, 136890), (2028, 125010), (2106, 120380), (2315, 109512), (2340, 108342), (2535, 100008), (2778, 91260), (2808, 90285), (3042, 83340), (3240, 78247), (3380, 75006), (3510, 72228), (3704, 68445), (4056, 62505), (4167, 60840), (4212, 60190), (4563, 55560), (4630, 54756), (4680, 54171), (5070, 50004), (5265, 48152), (5556, 45630), (6019, 42120), (6084, 41670), (6760, 37503), (6945, 36504), (7020, 36114), (7605, 33336), (8334, 30420), (8424, 30095), (9126, 27780), (9260, 27378), (10140, 25002), (10530, 24076), (11112, 22815), (12038, 21060), (12168, 20835), (12501, 20280), (13689, 18520), (13890, 18252), (14040, 18057), (15210, 16668)]