248511276

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 708323616

約数和(自身を除く): 459812340

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 53, 78, 86, 106, 117, 129, 156, 159, 172, 212, 233, 234, 258, 318, 387, 466, 468, 477, 516, 559, 636, 689, 699, 774, 932, 954, 1118, 1378, 1398, 1548, 1677, 1908, 2067, 2097, 2236, 2279, 2756, 2796, 3029, 3354, 4134, 4194, 4558, 5031, 6058, 6201, 6708, 6837, 8268, 8388, 9087, 9116, 10019, 10062, 12116, 12349, 12402, 13674, 18174, 20038, 20124, 20511, 24698, 24804, 27261, 27348, 29627, 30057, 36348, 37047, 40076, 41022, 49396, 54522, 59254, 60114, 74094, 82044, 88881, 90171, 109044, 111141, 118508, 120228, 130247, 148188, 160537, 177762, 180342, 222282, 260494, 266643, 321074, 355524, 360684, 390741, 444564, 481611, 520988, 531007, 533286, 642148, 781482, 963222, 1062014, 1066572, 1172223, 1444833, 1562964, 1593021, 1926444, 2124028, 2344446, 2889666, 3186042, 4688892, 4779063, 5779332, 6372084, 6903091, 9558126, 13806182, 19116252, 20709273, 27612364, 41418546, 62127819, 82837092, 124255638, 248511276]

約数ペア:

[(1, 248511276), (2, 124255638), (3, 82837092), (4, 62127819), (6, 41418546), (9, 27612364), (12, 20709273), (13, 19116252), (18, 13806182), (26, 9558126), (36, 6903091), (39, 6372084), (43, 5779332), (52, 4779063), (53, 4688892), (78, 3186042), (86, 2889666), (106, 2344446), (117, 2124028), (129, 1926444), (156, 1593021), (159, 1562964), (172, 1444833), (212, 1172223), (233, 1066572), (234, 1062014), (258, 963222), (318, 781482), (387, 642148), (466, 533286), (468, 531007), (477, 520988), (516, 481611), (559, 444564), (636, 390741), (689, 360684), (699, 355524), (774, 321074), (932, 266643), (954, 260494), (1118, 222282), (1378, 180342), (1398, 177762), (1548, 160537), (1677, 148188), (1908, 130247), (2067, 120228), (2097, 118508), (2236, 111141), (2279, 109044), (2756, 90171), (2796, 88881), (3029, 82044), (3354, 74094), (4134, 60114), (4194, 59254), (4558, 54522), (5031, 49396), (6058, 41022), (6201, 40076), (6708, 37047), (6837, 36348), (8268, 30057), (8388, 29627), (9087, 27348), (9116, 27261), (10019, 24804), (10062, 24698), (12116, 20511), (12349, 20124), (12402, 20038), (13674, 18174)]