72123408

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{71551}}^1$

素因数の和:71572

約数の個数: 60

約数和(自身を含む): 230683648

約数和(自身を除く): 158560240

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 71551, 143102, 214653, 286204, 429306, 500857, 572408, 643959, 858612, 1001714, 1144816, 1287918, 1502571, 1717224, 2003428, 2575836, 3005142, 3434448, 4006856, 4507713, 5151672, 6010284, 8013712, 9015426, 10303344, 12020568, 18030852, 24041136, 36061704, 72123408]

約数ペア:

[(1, 72123408), (2, 36061704), (3, 24041136), (4, 18030852), (6, 12020568), (7, 10303344), (8, 9015426), (9, 8013712), (12, 6010284), (14, 5151672), (16, 4507713), (18, 4006856), (21, 3434448), (24, 3005142), (28, 2575836), (36, 2003428), (42, 1717224), (48, 1502571), (56, 1287918), (63, 1144816), (72, 1001714), (84, 858612), (112, 643959), (126, 572408), (144, 500857), (168, 429306), (252, 286204), (336, 214653), (504, 143102), (1008, 71551)]