54892740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18671}}^1$

素因数の和:18697

約数の個数: 72

約数和(自身を含む): 178803072

約数和(自身を除く): 123910332

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, 18671, 37342, 56013, 74684, 93355, 112026, 130697, 186710, 224052, 261394, 280065, 373420, 392091, 522788, 560130, 653485, 784182, 914879, 1120260, 1306970, 1568364, 1829758, 1960455, 2613940, 2744637, 3659516, 3920910, 4574395, 5489274, 7841820, 9148790, 10978548, 13723185, 18297580, 27446370, 54892740]

約数ペア:

[(1, 54892740), (2, 27446370), (3, 18297580), (4, 13723185), (5, 10978548), (6, 9148790), (7, 7841820), (10, 5489274), (12, 4574395), (14, 3920910), (15, 3659516), (20, 2744637), (21, 2613940), (28, 1960455), (30, 1829758), (35, 1568364), (42, 1306970), (49, 1120260), (60, 914879), (70, 784182), (84, 653485), (98, 560130), (105, 522788), (140, 392091), (147, 373420), (196, 280065), (210, 261394), (245, 224052), (294, 186710), (420, 130697), (490, 112026), (588, 93355), (735, 74684), (980, 56013), (1470, 37342), (2940, 18671)]