180892740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{430697}}^1$

素因数の和:430716

約数の個数: 48

約数和(自身を含む): 578858112

約数和(自身を除く): 397965372

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, 430697, 861394, 1292091, 1722788, 2153485, 2584182, 3014879, 4306970, 5168364, 6029758, 6460455, 8613940, 9044637, 12059516, 12920910, 15074395, 18089274, 25841820, 30148790, 36178548, 45223185, 60297580, 90446370, 180892740]

約数ペア:

[(1, 180892740), (2, 90446370), (3, 60297580), (4, 45223185), (5, 36178548), (6, 30148790), (7, 25841820), (10, 18089274), (12, 15074395), (14, 12920910), (15, 12059516), (20, 9044637), (21, 8613940), (28, 6460455), (30, 6029758), (35, 5168364), (42, 4306970), (60, 3014879), (70, 2584182), (84, 2153485), (105, 1722788), (140, 1292091), (210, 861394), (420, 430697)]