67287780

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{2543}}^1$

素因数の和:2575

約数の個数: 144

約数和(自身を含む): 243613440

約数和(自身を除く): 176325660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2543, 2646, 2940, 3780, 4410, 5086, 5292, 6615, 7629, 8820, 10172, 12715, 13230, 15258, 17801, 22887, 25430, 26460, 30516, 35602, 38145, 45774, 50860, 53403, 68661, 71204, 76290, 89005, 91548, 106806, 114435, 124607, 137322, 152580, 160209, 178010, 213612, 228870, 249214, 267015, 274644, 320418, 343305, 356020, 373821, 457740, 480627, 498428, 534030, 623035, 640836, 686610, 747642, 801045, 961254, 1068060, 1121463, 1246070, 1373220, 1495284, 1602090, 1869105, 1922508, 2242926, 2403135, 2492140, 3204180, 3364389, 3738210, 4485852, 4806270, 5607315, 6728778, 7476420, 9612540, 11214630, 13457556, 16821945, 22429260, 33643890, 67287780]

約数ペア:

[(1, 67287780), (2, 33643890), (3, 22429260), (4, 16821945), (5, 13457556), (6, 11214630), (7, 9612540), (9, 7476420), (10, 6728778), (12, 5607315), (14, 4806270), (15, 4485852), (18, 3738210), (20, 3364389), (21, 3204180), (27, 2492140), (28, 2403135), (30, 2242926), (35, 1922508), (36, 1869105), (42, 1602090), (45, 1495284), (49, 1373220), (54, 1246070), (60, 1121463), (63, 1068060), (70, 961254), (84, 801045), (90, 747642), (98, 686610), (105, 640836), (108, 623035), (126, 534030), (135, 498428), (140, 480627), (147, 457740), (180, 373821), (189, 356020), (196, 343305), (210, 320418), (245, 274644), (252, 267015), (270, 249214), (294, 228870), (315, 213612), (378, 178010), (420, 160209), (441, 152580), (490, 137322), (540, 124607), (588, 114435), (630, 106806), (735, 91548), (756, 89005), (882, 76290), (945, 71204), (980, 68661), (1260, 53403), (1323, 50860), (1470, 45774), (1764, 38145), (1890, 35602), (2205, 30516), (2543, 26460), (2646, 25430), (2940, 22887), (3780, 17801), (4410, 15258), (5086, 13230), (5292, 12715), (6615, 10172), (7629, 8820)]