630485940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{214451}}^1$

素因数の和:214477

約数の個数: 72

約数和(自身を含む): 2053592352

約数和(自身を除く): 1423106412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 214451, 428902, 643353, 857804, 1072255, 1286706, 1501157, 2144510, 2573412, 3002314, 3216765, 4289020, 4503471, 6004628, 6433530, 7505785, 9006942, 10508099, 12867060, 15011570, 18013884, 21016198, 22517355, 30023140, 31524297, 42032396, 45034710, 52540495, 63048594, 90069420, 105080990, 126097188, 157621485, 210161980, 315242970, 630485940]

約数ペア:

[(1, 630485940), (2, 315242970), (3, 210161980), (4, 157621485), (5, 126097188), (6, 105080990), (7, 90069420), (10, 63048594), (12, 52540495), (14, 45034710), (15, 42032396), (20, 31524297), (21, 30023140), (28, 22517355), (30, 21016198), (35, 18013884), (42, 15011570), (49, 12867060), (60, 10508099), (70, 9006942), (84, 7505785), (98, 6433530), (105, 6004628), (140, 4503471), (147, 4289020), (196, 3216765), (210, 3002314), (245, 2573412), (294, 2144510), (420, 1501157), (490, 1286706), (588, 1072255), (735, 857804), (980, 643353), (1470, 428902), (2940, 214451)]