243115740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{192949}}^1$

素因数の和:192971

約数の個数: 72

約数和(自身を含む): 842805600

約数和(自身を除く): 599689860

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, 192949, 385898, 578847, 771796, 964745, 1157694, 1350643, 1736541, 1929490, 2315388, 2701286, 2894235, 3473082, 3858980, 4051929, 5402572, 5788470, 6753215, 6946164, 8103858, 8682705, 11576940, 12155787, 13506430, 16207716, 17365410, 20259645, 24311574, 27012860, 34730820, 40519290, 48623148, 60778935, 81038580, 121557870, 243115740]

約数ペア:

[(1, 243115740), (2, 121557870), (3, 81038580), (4, 60778935), (5, 48623148), (6, 40519290), (7, 34730820), (9, 27012860), (10, 24311574), (12, 20259645), (14, 17365410), (15, 16207716), (18, 13506430), (20, 12155787), (21, 11576940), (28, 8682705), (30, 8103858), (35, 6946164), (36, 6753215), (42, 5788470), (45, 5402572), (60, 4051929), (63, 3858980), (70, 3473082), (84, 2894235), (90, 2701286), (105, 2315388), (126, 1929490), (140, 1736541), (180, 1350643), (210, 1157694), (252, 964745), (315, 771796), (420, 578847), (630, 385898), (1260, 192949)]