254339120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3467}}^1$

素因数の和:3618

約数の個数: 80

約数和(自身を含む): 681170688

約数和(自身を除く): 426831568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 917, 1048, 1310, 1834, 2096, 2620, 3467, 3668, 4585, 5240, 6934, 7336, 9170, 10480, 13868, 14672, 17335, 18340, 24269, 27736, 34670, 36680, 48538, 55472, 69340, 73360, 97076, 121345, 138680, 194152, 242690, 277360, 388304, 454177, 485380, 908354, 970760, 1816708, 1941520, 2270885, 3179239, 3633416, 4541770, 6358478, 7266832, 9083540, 12716956, 15896195, 18167080, 25433912, 31792390, 36334160, 50867824, 63584780, 127169560, 254339120]

約数ペア:

[(1, 254339120), (2, 127169560), (4, 63584780), (5, 50867824), (7, 36334160), (8, 31792390), (10, 25433912), (14, 18167080), (16, 15896195), (20, 12716956), (28, 9083540), (35, 7266832), (40, 6358478), (56, 4541770), (70, 3633416), (80, 3179239), (112, 2270885), (131, 1941520), (140, 1816708), (262, 970760), (280, 908354), (524, 485380), (560, 454177), (655, 388304), (917, 277360), (1048, 242690), (1310, 194152), (1834, 138680), (2096, 121345), (2620, 97076), (3467, 73360), (3668, 69340), (4585, 55472), (5240, 48538), (6934, 36680), (7336, 34670), (9170, 27736), (10480, 24269), (13868, 18340), (14672, 17335)]