251355408

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{521}}^1$

素因数の和:597

約数の個数: 120

約数和(自身を含む): 715891680

約数和(自身を除く): 464536272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 38, 46, 48, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 304, 368, 437, 456, 521, 529, 552, 874, 912, 1042, 1058, 1104, 1311, 1563, 1587, 1748, 2084, 2116, 2622, 3126, 3174, 3496, 4168, 4232, 5244, 6252, 6348, 6992, 8336, 8464, 9899, 10051, 10488, 11983, 12504, 12696, 19798, 20102, 20976, 23966, 25008, 25392, 29697, 30153, 35949, 39596, 40204, 47932, 59394, 60306, 71898, 79192, 80408, 95864, 118788, 120612, 143796, 158384, 160816, 191728, 227677, 237576, 241224, 275609, 287592, 455354, 475152, 482448, 551218, 575184, 683031, 826827, 910708, 1102436, 1366062, 1653654, 1821416, 2204872, 2732124, 3307308, 3642832, 4409744, 5236571, 5464248, 6614616, 10473142, 10928496, 13229232, 15709713, 20946284, 31419426, 41892568, 62838852, 83785136, 125677704, 251355408]

約数ペア:

[(1, 251355408), (2, 125677704), (3, 83785136), (4, 62838852), (6, 41892568), (8, 31419426), (12, 20946284), (16, 15709713), (19, 13229232), (23, 10928496), (24, 10473142), (38, 6614616), (46, 5464248), (48, 5236571), (57, 4409744), (69, 3642832), (76, 3307308), (92, 2732124), (114, 2204872), (138, 1821416), (152, 1653654), (184, 1366062), (228, 1102436), (276, 910708), (304, 826827), (368, 683031), (437, 575184), (456, 551218), (521, 482448), (529, 475152), (552, 455354), (874, 287592), (912, 275609), (1042, 241224), (1058, 237576), (1104, 227677), (1311, 191728), (1563, 160816), (1587, 158384), (1748, 143796), (2084, 120612), (2116, 118788), (2622, 95864), (3126, 80408), (3174, 79192), (3496, 71898), (4168, 60306), (4232, 59394), (5244, 47932), (6252, 40204), (6348, 39596), (6992, 35949), (8336, 30153), (8464, 29697), (9899, 25392), (10051, 25008), (10488, 23966), (11983, 20976), (12504, 20102), (12696, 19798)]