181278468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37861}}^1$

素因数の和:37897

約数の個数: 72

約数和(自身を含む): 551270720

約数和(自身を除く): 369992252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 37861, 75722, 113583, 151444, 227166, 265027, 340749, 454332, 530054, 681498, 719359, 795081, 1060108, 1362996, 1438718, 1590162, 2158077, 2385243, 2877436, 3180324, 4316154, 4770486, 5035513, 6474231, 8632308, 9540972, 10071026, 12948462, 15106539, 20142052, 25896924, 30213078, 45319617, 60426156, 90639234, 181278468]

約数ペア:

[(1, 181278468), (2, 90639234), (3, 60426156), (4, 45319617), (6, 30213078), (7, 25896924), (9, 20142052), (12, 15106539), (14, 12948462), (18, 10071026), (19, 9540972), (21, 8632308), (28, 6474231), (36, 5035513), (38, 4770486), (42, 4316154), (57, 3180324), (63, 2877436), (76, 2385243), (84, 2158077), (114, 1590162), (126, 1438718), (133, 1362996), (171, 1060108), (228, 795081), (252, 719359), (266, 681498), (342, 530054), (399, 454332), (532, 340749), (684, 265027), (798, 227166), (1197, 151444), (1596, 113583), (2394, 75722), (4788, 37861)]