180487923

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{211}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 320757696

約数和(自身を除く): 140269773

約数列:

[1, 3, 7, 11, 21, 23, 33, 49, 69, 77, 147, 161, 211, 231, 253, 483, 529, 539, 633, 759, 1127, 1477, 1587, 1617, 1771, 2321, 3381, 3703, 4431, 4853, 5313, 5819, 6963, 10339, 11109, 12397, 14559, 16247, 17457, 25921, 31017, 33971, 37191, 40733, 48741, 53383, 77763, 101913, 111619, 113729, 122199, 160149, 237797, 285131, 334857, 341187, 373681, 713391, 781333, 855393, 1121043, 1227809, 2343999, 2615767, 3683427, 5469331, 7847301, 8594663, 16407993, 25783989, 60162641, 180487923]

約数ペア:

[(1, 180487923), (3, 60162641), (7, 25783989), (11, 16407993), (21, 8594663), (23, 7847301), (33, 5469331), (49, 3683427), (69, 2615767), (77, 2343999), (147, 1227809), (161, 1121043), (211, 855393), (231, 781333), (253, 713391), (483, 373681), (529, 341187), (539, 334857), (633, 285131), (759, 237797), (1127, 160149), (1477, 122199), (1587, 113729), (1617, 111619), (1771, 101913), (2321, 77763), (3381, 53383), (3703, 48741), (4431, 40733), (4853, 37191), (5313, 33971), (5819, 31017), (6963, 25921), (10339, 17457), (11109, 16247), (12397, 14559)]