178130472

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 510720000

約数和(自身を除く): 332589528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 151, 152, 156, 199, 228, 247, 302, 312, 398, 453, 456, 494, 597, 604, 741, 796, 906, 988, 1194, 1208, 1482, 1592, 1812, 1963, 1976, 2388, 2587, 2869, 2964, 3624, 3781, 3926, 4776, 5174, 5738, 5889, 5928, 7562, 7761, 7852, 8607, 10348, 11343, 11476, 11778, 15124, 15522, 15704, 17214, 20696, 22686, 22952, 23556, 30049, 30248, 31044, 34428, 37297, 45372, 47112, 49153, 60098, 62088, 68856, 74594, 90147, 90744, 98306, 111891, 120196, 147459, 149188, 180294, 196612, 223782, 240392, 294918, 298376, 360588, 390637, 393224, 447564, 570931, 589836, 721176, 781274, 895128, 1141862, 1171911, 1179672, 1562548, 1712793, 2283724, 2343822, 3125096, 3425586, 4567448, 4687644, 6851172, 7422103, 9375288, 13702344, 14844206, 22266309, 29688412, 44532618, 59376824, 89065236, 178130472]

約数ペア:

[(1, 178130472), (2, 89065236), (3, 59376824), (4, 44532618), (6, 29688412), (8, 22266309), (12, 14844206), (13, 13702344), (19, 9375288), (24, 7422103), (26, 6851172), (38, 4687644), (39, 4567448), (52, 3425586), (57, 3125096), (76, 2343822), (78, 2283724), (104, 1712793), (114, 1562548), (151, 1179672), (152, 1171911), (156, 1141862), (199, 895128), (228, 781274), (247, 721176), (302, 589836), (312, 570931), (398, 447564), (453, 393224), (456, 390637), (494, 360588), (597, 298376), (604, 294918), (741, 240392), (796, 223782), (906, 196612), (988, 180294), (1194, 149188), (1208, 147459), (1482, 120196), (1592, 111891), (1812, 98306), (1963, 90744), (1976, 90147), (2388, 74594), (2587, 68856), (2869, 62088), (2964, 60098), (3624, 49153), (3781, 47112), (3926, 45372), (4776, 37297), (5174, 34428), (5738, 31044), (5889, 30248), (5928, 30049), (7562, 23556), (7761, 22952), (7852, 22686), (8607, 20696), (10348, 17214), (11343, 15704), (11476, 15522), (11778, 15124)]