72494940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{172607}}^1$

素因数の和:172626

約数の個数: 48

約数和(自身を含む): 231985152

約数和(自身を除く): 159490212

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 172607, 345214, 517821, 690428, 863035, 1035642, 1208249, 1726070, 2071284, 2416498, 2589105, 3452140, 3624747, 4832996, 5178210, 6041245, 7249494, 10356420, 12082490, 14498988, 18123735, 24164980, 36247470, 72494940]

約数ペア:

[(1, 72494940), (2, 36247470), (3, 24164980), (4, 18123735), (5, 14498988), (6, 12082490), (7, 10356420), (10, 7249494), (12, 6041245), (14, 5178210), (15, 4832996), (20, 3624747), (21, 3452140), (28, 2589105), (30, 2416498), (35, 2071284), (42, 1726070), (60, 1208249), (70, 1035642), (84, 863035), (105, 690428), (140, 517821), (210, 345214), (420, 172607)]