319547340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{253609}}^1$

素因数の和:253631

約数の個数: 72

約数和(自身を含む): 1107768480

約数和(自身を除く): 788221140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 253609, 507218, 760827, 1014436, 1268045, 1521654, 1775263, 2282481, 2536090, 3043308, 3550526, 3804135, 4564962, 5072180, 5325789, 7101052, 7608270, 8876315, 9129924, 10651578, 11412405, 15216540, 15977367, 17752630, 21303156, 22824810, 26628945, 31954734, 35505260, 45649620, 53257890, 63909468, 79886835, 106515780, 159773670, 319547340]

約数ペア:

[(1, 319547340), (2, 159773670), (3, 106515780), (4, 79886835), (5, 63909468), (6, 53257890), (7, 45649620), (9, 35505260), (10, 31954734), (12, 26628945), (14, 22824810), (15, 21303156), (18, 17752630), (20, 15977367), (21, 15216540), (28, 11412405), (30, 10651578), (35, 9129924), (36, 8876315), (42, 7608270), (45, 7101052), (60, 5325789), (63, 5072180), (70, 4564962), (84, 3804135), (90, 3550526), (105, 3043308), (126, 2536090), (140, 2282481), (180, 1775263), (210, 1521654), (252, 1268045), (315, 1014436), (420, 760827), (630, 507218), (1260, 253609)]