311904372

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 852223680

約数和(自身を除く): 540319308

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 83, 102, 109, 156, 166, 169, 204, 218, 221, 249, 327, 332, 338, 436, 442, 498, 507, 654, 663, 676, 884, 996, 1014, 1079, 1308, 1326, 1411, 1417, 1853, 2028, 2158, 2652, 2822, 2834, 2873, 3237, 3706, 4233, 4251, 4316, 5559, 5644, 5668, 5746, 6474, 7412, 8466, 8502, 8619, 9047, 11118, 11492, 12948, 14027, 16932, 17004, 17238, 18094, 18343, 18421, 22236, 24089, 27141, 28054, 34476, 36188, 36686, 36842, 42081, 48178, 54282, 55029, 55263, 56108, 72267, 73372, 73684, 84162, 96356, 108564, 110058, 110526, 117611, 144534, 153799, 168324, 220116, 221052, 235222, 238459, 289068, 307598, 313157, 352833, 461397, 470444, 476918, 615196, 626314, 705666, 715377, 922794, 939471, 953836, 1252628, 1411332, 1430754, 1528943, 1845588, 1878942, 1999387, 2861508, 3057886, 3757884, 3998774, 4586829, 5998161, 6115772, 7997548, 9173658, 11996322, 18347316, 23992644, 25992031, 51984062, 77976093, 103968124, 155952186, 311904372]

約数ペア:

[(1, 311904372), (2, 155952186), (3, 103968124), (4, 77976093), (6, 51984062), (12, 25992031), (13, 23992644), (17, 18347316), (26, 11996322), (34, 9173658), (39, 7997548), (51, 6115772), (52, 5998161), (68, 4586829), (78, 3998774), (83, 3757884), (102, 3057886), (109, 2861508), (156, 1999387), (166, 1878942), (169, 1845588), (204, 1528943), (218, 1430754), (221, 1411332), (249, 1252628), (327, 953836), (332, 939471), (338, 922794), (436, 715377), (442, 705666), (498, 626314), (507, 615196), (654, 476918), (663, 470444), (676, 461397), (884, 352833), (996, 313157), (1014, 307598), (1079, 289068), (1308, 238459), (1326, 235222), (1411, 221052), (1417, 220116), (1853, 168324), (2028, 153799), (2158, 144534), (2652, 117611), (2822, 110526), (2834, 110058), (2873, 108564), (3237, 96356), (3706, 84162), (4233, 73684), (4251, 73372), (4316, 72267), (5559, 56108), (5644, 55263), (5668, 55029), (5746, 54282), (6474, 48178), (7412, 42081), (8466, 36842), (8502, 36686), (8619, 36188), (9047, 34476), (11118, 28054), (11492, 27141), (12948, 24089), (14027, 22236), (16932, 18421), (17004, 18343), (17238, 18094)]