247242456

素因数分解:

$2^3\times 3^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:407

約数の個数: 160

約数和(自身を含む): 738603360

約数和(自身を除く): 491360904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 53, 54, 69, 72, 81, 92, 106, 108, 138, 159, 162, 184, 207, 212, 216, 276, 313, 318, 324, 414, 424, 477, 552, 621, 626, 636, 648, 828, 939, 954, 1219, 1242, 1252, 1272, 1431, 1656, 1863, 1878, 1908, 2438, 2484, 2504, 2817, 2862, 3657, 3726, 3756, 3816, 4293, 4876, 4968, 5634, 5724, 7199, 7314, 7452, 7512, 8451, 8586, 9752, 10971, 11268, 11448, 14398, 14628, 14904, 16589, 16902, 17172, 21597, 21942, 22536, 25353, 28796, 29256, 32913, 33178, 33804, 34344, 43194, 43884, 49767, 50706, 57592, 64791, 65826, 66356, 67608, 86388, 87768, 98739, 99534, 101412, 129582, 131652, 132712, 149301, 172776, 194373, 197478, 199068, 202824, 259164, 263304, 298602, 381547, 388746, 394956, 398136, 447903, 518328, 583119, 597204, 763094, 777492, 789912, 895806, 1144641, 1166238, 1194408, 1343709, 1526188, 1554984, 1791612, 2289282, 2332476, 2687418, 3052376, 3433923, 3583224, 4578564, 4664952, 5374836, 6867846, 9157128, 10301769, 10749672, 13735692, 20603538, 27471384, 30905307, 41207076, 61810614, 82414152, 123621228, 247242456]

約数ペア:

[(1, 247242456), (2, 123621228), (3, 82414152), (4, 61810614), (6, 41207076), (8, 30905307), (9, 27471384), (12, 20603538), (18, 13735692), (23, 10749672), (24, 10301769), (27, 9157128), (36, 6867846), (46, 5374836), (53, 4664952), (54, 4578564), (69, 3583224), (72, 3433923), (81, 3052376), (92, 2687418), (106, 2332476), (108, 2289282), (138, 1791612), (159, 1554984), (162, 1526188), (184, 1343709), (207, 1194408), (212, 1166238), (216, 1144641), (276, 895806), (313, 789912), (318, 777492), (324, 763094), (414, 597204), (424, 583119), (477, 518328), (552, 447903), (621, 398136), (626, 394956), (636, 388746), (648, 381547), (828, 298602), (939, 263304), (954, 259164), (1219, 202824), (1242, 199068), (1252, 197478), (1272, 194373), (1431, 172776), (1656, 149301), (1863, 132712), (1878, 131652), (1908, 129582), (2438, 101412), (2484, 99534), (2504, 98739), (2817, 87768), (2862, 86388), (3657, 67608), (3726, 66356), (3756, 65826), (3816, 64791), (4293, 57592), (4876, 50706), (4968, 49767), (5634, 43884), (5724, 43194), (7199, 34344), (7314, 33804), (7452, 33178), (7512, 32913), (8451, 29256), (8586, 28796), (9752, 25353), (10971, 22536), (11268, 21942), (11448, 21597), (14398, 17172), (14628, 16902), (14904, 16589)]