890471640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{677}}^1$

素因数の和:901

約数の個数: 128

約数和(自身を含む): 2726861760

約数和(自身を除く): 1836390120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 113, 120, 194, 226, 291, 339, 388, 452, 485, 565, 582, 677, 678, 776, 904, 970, 1130, 1164, 1354, 1356, 1455, 1695, 1940, 2031, 2260, 2328, 2708, 2712, 2910, 3385, 3390, 3880, 4062, 4520, 5416, 5820, 6770, 6780, 8124, 10155, 10961, 11640, 13540, 13560, 16248, 20310, 21922, 27080, 32883, 40620, 43844, 54805, 65669, 65766, 76501, 81240, 87688, 109610, 131338, 131532, 153002, 164415, 197007, 219220, 229503, 262676, 263064, 306004, 328345, 328830, 382505, 394014, 438440, 459006, 525352, 612008, 656690, 657660, 765010, 788028, 918012, 985035, 1147515, 1313380, 1315320, 1530020, 1576056, 1836024, 1970070, 2295030, 2626760, 3060040, 3940140, 4590060, 7420597, 7880280, 9180120, 14841194, 22261791, 29682388, 37102985, 44523582, 59364776, 74205970, 89047164, 111308955, 148411940, 178094328, 222617910, 296823880, 445235820, 890471640]

約数ペア:

[(1, 890471640), (2, 445235820), (3, 296823880), (4, 222617910), (5, 178094328), (6, 148411940), (8, 111308955), (10, 89047164), (12, 74205970), (15, 59364776), (20, 44523582), (24, 37102985), (30, 29682388), (40, 22261791), (60, 14841194), (97, 9180120), (113, 7880280), (120, 7420597), (194, 4590060), (226, 3940140), (291, 3060040), (339, 2626760), (388, 2295030), (452, 1970070), (485, 1836024), (565, 1576056), (582, 1530020), (677, 1315320), (678, 1313380), (776, 1147515), (904, 985035), (970, 918012), (1130, 788028), (1164, 765010), (1354, 657660), (1356, 656690), (1455, 612008), (1695, 525352), (1940, 459006), (2031, 438440), (2260, 394014), (2328, 382505), (2708, 328830), (2712, 328345), (2910, 306004), (3385, 263064), (3390, 262676), (3880, 229503), (4062, 219220), (4520, 197007), (5416, 164415), (5820, 153002), (6770, 131532), (6780, 131338), (8124, 109610), (10155, 87688), (10961, 81240), (11640, 76501), (13540, 65766), (13560, 65669), (16248, 54805), (20310, 43844), (21922, 40620), (27080, 32883)]