15520428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{509}}^1$

素因数の和:548

約数の個数: 108

約数和(自身を含む): 49380240

約数和(自身を除く): 33859812

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 121, 126, 132, 154, 198, 231, 242, 252, 308, 363, 396, 462, 484, 509, 693, 726, 847, 924, 1018, 1089, 1386, 1452, 1527, 1694, 2036, 2178, 2541, 2772, 3054, 3388, 3563, 4356, 4581, 5082, 5599, 6108, 7126, 7623, 9162, 10164, 10689, 11198, 14252, 15246, 16797, 18324, 21378, 22396, 30492, 32067, 33594, 39193, 42756, 50391, 61589, 64134, 67188, 78386, 100782, 117579, 123178, 128268, 156772, 184767, 201564, 235158, 246356, 352737, 369534, 431123, 470316, 554301, 705474, 739068, 862246, 1108602, 1293369, 1410948, 1724492, 2217204, 2586738, 3880107, 5173476, 7760214, 15520428]

約数ペア:

[(1, 15520428), (2, 7760214), (3, 5173476), (4, 3880107), (6, 2586738), (7, 2217204), (9, 1724492), (11, 1410948), (12, 1293369), (14, 1108602), (18, 862246), (21, 739068), (22, 705474), (28, 554301), (33, 470316), (36, 431123), (42, 369534), (44, 352737), (63, 246356), (66, 235158), (77, 201564), (84, 184767), (99, 156772), (121, 128268), (126, 123178), (132, 117579), (154, 100782), (198, 78386), (231, 67188), (242, 64134), (252, 61589), (308, 50391), (363, 42756), (396, 39193), (462, 33594), (484, 32067), (509, 30492), (693, 22396), (726, 21378), (847, 18324), (924, 16797), (1018, 15246), (1089, 14252), (1386, 11198), (1452, 10689), (1527, 10164), (1694, 9162), (2036, 7623), (2178, 7126), (2541, 6108), (2772, 5599), (3054, 5082), (3388, 4581), (3563, 4356)]