279090840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{332251}}^1$

素因数の和:332272

約数の個数: 64

約数和(自身を含む): 956885760

約数和(自身を除く): 677794920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 332251, 664502, 996753, 1329004, 1661255, 1993506, 2325757, 2658008, 3322510, 3987012, 4651514, 4983765, 6645020, 6977271, 7974024, 9303028, 9967530, 11628785, 13290040, 13954542, 18606056, 19935060, 23257570, 27909084, 34886355, 39870120, 46515140, 55818168, 69772710, 93030280, 139545420, 279090840]

約数ペア:

[(1, 279090840), (2, 139545420), (3, 93030280), (4, 69772710), (5, 55818168), (6, 46515140), (7, 39870120), (8, 34886355), (10, 27909084), (12, 23257570), (14, 19935060), (15, 18606056), (20, 13954542), (21, 13290040), (24, 11628785), (28, 9967530), (30, 9303028), (35, 7974024), (40, 6977271), (42, 6645020), (56, 4983765), (60, 4651514), (70, 3987012), (84, 3322510), (105, 2658008), (120, 2325757), (140, 1993506), (168, 1661255), (210, 1329004), (280, 996753), (420, 664502), (840, 332251)]