155218904

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1531}}^1$

素因数の和:1608

約数の個数: 64

約数和(自身を含む): 330912000

約数和(自身を除く): 175693096

約数列:

[1, 2, 4, 8, 19, 23, 29, 38, 46, 58, 76, 92, 116, 152, 184, 232, 437, 551, 667, 874, 1102, 1334, 1531, 1748, 2204, 2668, 3062, 3496, 4408, 5336, 6124, 12248, 12673, 25346, 29089, 35213, 44399, 50692, 58178, 70426, 88798, 101384, 116356, 140852, 177596, 232712, 281704, 355192, 669047, 843581, 1021177, 1338094, 1687162, 2042354, 2676188, 3374324, 4084708, 5352376, 6748648, 8169416, 19402363, 38804726, 77609452, 155218904]

約数ペア:

[(1, 155218904), (2, 77609452), (4, 38804726), (8, 19402363), (19, 8169416), (23, 6748648), (29, 5352376), (38, 4084708), (46, 3374324), (58, 2676188), (76, 2042354), (92, 1687162), (116, 1338094), (152, 1021177), (184, 843581), (232, 669047), (437, 355192), (551, 281704), (667, 232712), (874, 177596), (1102, 140852), (1334, 116356), (1531, 101384), (1748, 88798), (2204, 70426), (2668, 58178), (3062, 50692), (3496, 44399), (4408, 35213), (5336, 29089), (6124, 25346), (12248, 12673)]