425209260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{144629}}^1$

素因数の和:144655

約数の個数: 72

約数和(自身を含む): 1384976880

約数和(自身を除く): 959767620

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, 144629, 289258, 433887, 578516, 723145, 867774, 1012403, 1446290, 1735548, 2024806, 2169435, 2892580, 3037209, 4049612, 4338870, 5062015, 6074418, 7086821, 8677740, 10124030, 12148836, 14173642, 15186045, 20248060, 21260463, 28347284, 30372090, 35434105, 42520926, 60744180, 70868210, 85041852, 106302315, 141736420, 212604630, 425209260]

約数ペア:

[(1, 425209260), (2, 212604630), (3, 141736420), (4, 106302315), (5, 85041852), (6, 70868210), (7, 60744180), (10, 42520926), (12, 35434105), (14, 30372090), (15, 28347284), (20, 21260463), (21, 20248060), (28, 15186045), (30, 14173642), (35, 12148836), (42, 10124030), (49, 8677740), (60, 7086821), (70, 6074418), (84, 5062015), (98, 4338870), (105, 4049612), (140, 3037209), (147, 2892580), (196, 2169435), (210, 2024806), (245, 1735548), (294, 1446290), (420, 1012403), (490, 867774), (588, 723145), (735, 578516), (980, 433887), (1470, 289258), (2940, 144629)]