219401644

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 495452160

約数和(自身を除く): 276050516

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 79, 127, 142, 154, 158, 254, 284, 308, 316, 497, 508, 553, 781, 869, 889, 994, 1106, 1397, 1562, 1738, 1778, 1988, 2212, 2794, 3124, 3476, 3556, 5467, 5588, 5609, 6083, 9017, 9779, 10033, 10934, 11218, 12166, 18034, 19558, 20066, 21868, 22436, 24332, 36068, 39116, 39263, 40132, 61699, 63119, 70231, 78526, 99187, 110363, 123398, 126238, 140462, 157052, 198374, 220726, 246796, 252476, 280924, 396748, 431893, 441452, 694309, 712343, 772541, 863786, 1388618, 1424686, 1545082, 1727572, 2777236, 2849372, 3090164, 4986401, 7835773, 9972802, 15671546, 19945604, 31343092, 54850411, 109700822, 219401644]

約数ペア:

[(1, 219401644), (2, 109700822), (4, 54850411), (7, 31343092), (11, 19945604), (14, 15671546), (22, 9972802), (28, 7835773), (44, 4986401), (71, 3090164), (77, 2849372), (79, 2777236), (127, 1727572), (142, 1545082), (154, 1424686), (158, 1388618), (254, 863786), (284, 772541), (308, 712343), (316, 694309), (497, 441452), (508, 431893), (553, 396748), (781, 280924), (869, 252476), (889, 246796), (994, 220726), (1106, 198374), (1397, 157052), (1562, 140462), (1738, 126238), (1778, 123398), (1988, 110363), (2212, 99187), (2794, 78526), (3124, 70231), (3476, 63119), (3556, 61699), (5467, 40132), (5588, 39263), (5609, 39116), (6083, 36068), (9017, 24332), (9779, 22436), (10033, 21868), (10934, 20066), (11218, 19558), (12166, 18034)]