253519416

素因数分解:

$2^3\times 3^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:418

約数の個数: 128

約数和(自身を含む): 728524800

約数和(自身を除く): 475005384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 61, 71, 72, 108, 122, 142, 183, 213, 216, 244, 271, 284, 366, 426, 488, 542, 549, 568, 639, 732, 813, 852, 1084, 1098, 1278, 1464, 1626, 1647, 1704, 1917, 2168, 2196, 2439, 2556, 3252, 3294, 3834, 4331, 4392, 4878, 5112, 6504, 6588, 7317, 7668, 8662, 9756, 12993, 13176, 14634, 15336, 16531, 17324, 19241, 19512, 25986, 29268, 33062, 34648, 38482, 38979, 49593, 51972, 57723, 58536, 66124, 76964, 77958, 99186, 103944, 115446, 116937, 132248, 148779, 153928, 155916, 173169, 198372, 230892, 233874, 297558, 311832, 346338, 396744, 446337, 461784, 467748, 519507, 595116, 692676, 892674, 935496, 1039014, 1173701, 1190232, 1385352, 1785348, 2078028, 2347402, 3521103, 3570696, 4156056, 4694804, 7042206, 9389608, 10563309, 14084412, 21126618, 28168824, 31689927, 42253236, 63379854, 84506472, 126759708, 253519416]

約数ペア:

[(1, 253519416), (2, 126759708), (3, 84506472), (4, 63379854), (6, 42253236), (8, 31689927), (9, 28168824), (12, 21126618), (18, 14084412), (24, 10563309), (27, 9389608), (36, 7042206), (54, 4694804), (61, 4156056), (71, 3570696), (72, 3521103), (108, 2347402), (122, 2078028), (142, 1785348), (183, 1385352), (213, 1190232), (216, 1173701), (244, 1039014), (271, 935496), (284, 892674), (366, 692676), (426, 595116), (488, 519507), (542, 467748), (549, 461784), (568, 446337), (639, 396744), (732, 346338), (813, 311832), (852, 297558), (1084, 233874), (1098, 230892), (1278, 198372), (1464, 173169), (1626, 155916), (1647, 153928), (1704, 148779), (1917, 132248), (2168, 116937), (2196, 115446), (2439, 103944), (2556, 99186), (3252, 77958), (3294, 76964), (3834, 66124), (4331, 58536), (4392, 57723), (4878, 51972), (5112, 49593), (6504, 38979), (6588, 38482), (7317, 34648), (7668, 33062), (8662, 29268), (9756, 25986), (12993, 19512), (13176, 19241), (14634, 17324), (15336, 16531)]