206673180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{70297}}^1$

素因数の和:70323

約数の個数: 72

約数和(自身を含む): 673173648

約数和(自身を除く): 466500468

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, 70297, 140594, 210891, 281188, 351485, 421782, 492079, 702970, 843564, 984158, 1054455, 1405940, 1476237, 1968316, 2108910, 2460395, 2952474, 3444553, 4217820, 4920790, 5904948, 6889106, 7381185, 9841580, 10333659, 13778212, 14762370, 17222765, 20667318, 29524740, 34445530, 41334636, 51668295, 68891060, 103336590, 206673180]

約数ペア:

[(1, 206673180), (2, 103336590), (3, 68891060), (4, 51668295), (5, 41334636), (6, 34445530), (7, 29524740), (10, 20667318), (12, 17222765), (14, 14762370), (15, 13778212), (20, 10333659), (21, 9841580), (28, 7381185), (30, 6889106), (35, 5904948), (42, 4920790), (49, 4217820), (60, 3444553), (70, 2952474), (84, 2460395), (98, 2108910), (105, 1968316), (140, 1476237), (147, 1405940), (196, 1054455), (210, 984158), (245, 843564), (294, 702970), (420, 492079), (490, 421782), (588, 351485), (735, 281188), (980, 210891), (1470, 140594), (2940, 70297)]