247865832

素因数分解:

$2^3\times 3^7\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 721075200

約数和(自身を除く): 473209368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 243, 248, 279, 324, 372, 457, 486, 558, 648, 729, 744, 837, 914, 972, 1116, 1371, 1458, 1674, 1828, 1944, 2187, 2232, 2511, 2742, 2916, 3348, 3656, 4113, 4374, 5022, 5484, 5832, 6696, 7533, 8226, 8748, 10044, 10968, 12339, 14167, 15066, 16452, 17496, 20088, 22599, 24678, 28334, 30132, 32904, 37017, 42501, 45198, 49356, 56668, 60264, 67797, 74034, 85002, 90396, 98712, 111051, 113336, 127503, 135594, 148068, 170004, 180792, 222102, 255006, 271188, 296136, 333153, 340008, 382509, 444204, 510012, 542376, 666306, 765018, 888408, 999459, 1020024, 1147527, 1332612, 1530036, 1998918, 2295054, 2665224, 3060072, 3442581, 3997836, 4590108, 6885162, 7995672, 9180216, 10327743, 13770324, 20655486, 27540648, 30983229, 41310972, 61966458, 82621944, 123932916, 247865832]

約数ペア:

[(1, 247865832), (2, 123932916), (3, 82621944), (4, 61966458), (6, 41310972), (8, 30983229), (9, 27540648), (12, 20655486), (18, 13770324), (24, 10327743), (27, 9180216), (31, 7995672), (36, 6885162), (54, 4590108), (62, 3997836), (72, 3442581), (81, 3060072), (93, 2665224), (108, 2295054), (124, 1998918), (162, 1530036), (186, 1332612), (216, 1147527), (243, 1020024), (248, 999459), (279, 888408), (324, 765018), (372, 666306), (457, 542376), (486, 510012), (558, 444204), (648, 382509), (729, 340008), (744, 333153), (837, 296136), (914, 271188), (972, 255006), (1116, 222102), (1371, 180792), (1458, 170004), (1674, 148068), (1828, 135594), (1944, 127503), (2187, 113336), (2232, 111051), (2511, 98712), (2742, 90396), (2916, 85002), (3348, 74034), (3656, 67797), (4113, 60264), (4374, 56668), (5022, 49356), (5484, 45198), (5832, 42501), (6696, 37017), (7533, 32904), (8226, 30132), (8748, 28334), (10044, 24678), (10968, 22599), (12339, 20088), (14167, 17496), (15066, 16452)]