304143260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 752522400

約数和(自身を除く): 448379140

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 23, 34, 38, 46, 68, 76, 85, 89, 92, 95, 115, 170, 178, 190, 230, 323, 340, 356, 380, 391, 437, 445, 460, 529, 646, 782, 874, 890, 1058, 1292, 1513, 1564, 1615, 1691, 1748, 1780, 1955, 2047, 2116, 2185, 2645, 3026, 3230, 3382, 3910, 4094, 4370, 5290, 6052, 6460, 6764, 7429, 7565, 7820, 8188, 8455, 8740, 8993, 10051, 10235, 10580, 14858, 15130, 16910, 17986, 20102, 20470, 28747, 29716, 30260, 33820, 34799, 35972, 37145, 38893, 40204, 40940, 44965, 47081, 50255, 57494, 69598, 74290, 77786, 89930, 94162, 100510, 114988, 139196, 143735, 148580, 155572, 170867, 173995, 179860, 188324, 194465, 201020, 235405, 287470, 341734, 347990, 388930, 470810, 574940, 661181, 683468, 695980, 777860, 800377, 854335, 894539, 941620, 1322362, 1600754, 1708670, 1789078, 2644724, 3201508, 3305905, 3417340, 3578156, 4001885, 4472695, 6611810, 8003770, 8945390, 13223620, 15207163, 16007540, 17890780, 30414326, 60828652, 76035815, 152071630, 304143260]

約数ペア:

[(1, 304143260), (2, 152071630), (4, 76035815), (5, 60828652), (10, 30414326), (17, 17890780), (19, 16007540), (20, 15207163), (23, 13223620), (34, 8945390), (38, 8003770), (46, 6611810), (68, 4472695), (76, 4001885), (85, 3578156), (89, 3417340), (92, 3305905), (95, 3201508), (115, 2644724), (170, 1789078), (178, 1708670), (190, 1600754), (230, 1322362), (323, 941620), (340, 894539), (356, 854335), (380, 800377), (391, 777860), (437, 695980), (445, 683468), (460, 661181), (529, 574940), (646, 470810), (782, 388930), (874, 347990), (890, 341734), (1058, 287470), (1292, 235405), (1513, 201020), (1564, 194465), (1615, 188324), (1691, 179860), (1748, 173995), (1780, 170867), (1955, 155572), (2047, 148580), (2116, 143735), (2185, 139196), (2645, 114988), (3026, 100510), (3230, 94162), (3382, 89930), (3910, 77786), (4094, 74290), (4370, 69598), (5290, 57494), (6052, 50255), (6460, 47081), (6764, 44965), (7429, 40940), (7565, 40204), (7820, 38893), (8188, 37145), (8455, 35972), (8740, 34799), (8993, 33820), (10051, 30260), (10235, 29716), (10580, 28747), (14858, 20470), (15130, 20102), (16910, 17986)]