407320920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2879}}^1$

素因数の和:3030

約数の個数: 128

約数和(自身を含む): 1368576000

約数和(自身を除く): 961255080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 131, 135, 180, 216, 262, 270, 360, 393, 524, 540, 655, 786, 1048, 1080, 1179, 1310, 1572, 1965, 2358, 2620, 2879, 3144, 3537, 3930, 4716, 5240, 5758, 5895, 7074, 7860, 8637, 9432, 11516, 11790, 14148, 14395, 15720, 17274, 17685, 23032, 23580, 25911, 28296, 28790, 34548, 35370, 43185, 47160, 51822, 57580, 69096, 70740, 77733, 86370, 103644, 115160, 129555, 141480, 155466, 172740, 207288, 259110, 310932, 345480, 377149, 388665, 518220, 621864, 754298, 777330, 1036440, 1131447, 1508596, 1554660, 1885745, 2262894, 3017192, 3109320, 3394341, 3771490, 4525788, 5657235, 6788682, 7542980, 9051576, 10183023, 11314470, 13577364, 15085960, 16971705, 20366046, 22628940, 27154728, 33943410, 40732092, 45257880, 50915115, 67886820, 81464184, 101830230, 135773640, 203660460, 407320920]

約数ペア:

[(1, 407320920), (2, 203660460), (3, 135773640), (4, 101830230), (5, 81464184), (6, 67886820), (8, 50915115), (9, 45257880), (10, 40732092), (12, 33943410), (15, 27154728), (18, 22628940), (20, 20366046), (24, 16971705), (27, 15085960), (30, 13577364), (36, 11314470), (40, 10183023), (45, 9051576), (54, 7542980), (60, 6788682), (72, 5657235), (90, 4525788), (108, 3771490), (120, 3394341), (131, 3109320), (135, 3017192), (180, 2262894), (216, 1885745), (262, 1554660), (270, 1508596), (360, 1131447), (393, 1036440), (524, 777330), (540, 754298), (655, 621864), (786, 518220), (1048, 388665), (1080, 377149), (1179, 345480), (1310, 310932), (1572, 259110), (1965, 207288), (2358, 172740), (2620, 155466), (2879, 141480), (3144, 129555), (3537, 115160), (3930, 103644), (4716, 86370), (5240, 77733), (5758, 70740), (5895, 69096), (7074, 57580), (7860, 51822), (8637, 47160), (9432, 43185), (11516, 35370), (11790, 34548), (14148, 28790), (14395, 28296), (15720, 25911), (17274, 23580), (17685, 23032)]