1279783960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{50227}}^1$

素因数の和:50265

約数の個数: 96

約数和(自身を含む): 3607374960

約数和(自身を除く): 2327591000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 3185, 3640, 5096, 6370, 12740, 25480, 50227, 100454, 200908, 251135, 351589, 401816, 502270, 652951, 703178, 1004540, 1305902, 1406356, 1757945, 2009080, 2461123, 2611804, 2812712, 3264755, 3515890, 4570657, 4922246, 5223608, 6529510, 7031780, 9141314, 9844492, 12305615, 13059020, 14063560, 18282628, 19688984, 22853285, 24611230, 26118040, 31994599, 36565256, 45706570, 49222460, 63989198, 91413140, 98444920, 127978396, 159972995, 182826280, 255956792, 319945990, 639891980, 1279783960]

約数ペア:

[(1, 1279783960), (2, 639891980), (4, 319945990), (5, 255956792), (7, 182826280), (8, 159972995), (10, 127978396), (13, 98444920), (14, 91413140), (20, 63989198), (26, 49222460), (28, 45706570), (35, 36565256), (40, 31994599), (49, 26118040), (52, 24611230), (56, 22853285), (65, 19688984), (70, 18282628), (91, 14063560), (98, 13059020), (104, 12305615), (130, 9844492), (140, 9141314), (182, 7031780), (196, 6529510), (245, 5223608), (260, 4922246), (280, 4570657), (364, 3515890), (392, 3264755), (455, 2812712), (490, 2611804), (520, 2461123), (637, 2009080), (728, 1757945), (910, 1406356), (980, 1305902), (1274, 1004540), (1820, 703178), (1960, 652951), (2548, 502270), (3185, 401816), (3640, 351589), (5096, 251135), (6370, 200908), (12740, 100454), (25480, 50227)]