189050820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{64303}}^1$

素因数の和:64329

約数の個数: 72

約数和(自身を含む): 615775104

約数和(自身を除く): 426724284

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, 64303, 128606, 192909, 257212, 321515, 385818, 450121, 643030, 771636, 900242, 964545, 1286060, 1350363, 1800484, 1929090, 2250605, 2700726, 3150847, 3858180, 4501210, 5401452, 6301694, 6751815, 9002420, 9452541, 12603388, 13503630, 15754235, 18905082, 27007260, 31508470, 37810164, 47262705, 63016940, 94525410, 189050820]

約数ペア:

[(1, 189050820), (2, 94525410), (3, 63016940), (4, 47262705), (5, 37810164), (6, 31508470), (7, 27007260), (10, 18905082), (12, 15754235), (14, 13503630), (15, 12603388), (20, 9452541), (21, 9002420), (28, 6751815), (30, 6301694), (35, 5401452), (42, 4501210), (49, 3858180), (60, 3150847), (70, 2700726), (84, 2250605), (98, 1929090), (105, 1800484), (140, 1350363), (147, 1286060), (196, 964545), (210, 900242), (245, 771636), (294, 643030), (420, 450121), (490, 385818), (588, 321515), (735, 257212), (980, 192909), (1470, 128606), (2940, 64303)]