31701540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:541

約数の個数: 96

約数和(自身を含む): 96808320

約数和(自身を除く): 65106780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 97, 130, 156, 194, 195, 260, 291, 388, 390, 419, 485, 582, 780, 838, 970, 1164, 1257, 1261, 1455, 1676, 1940, 2095, 2514, 2522, 2910, 3783, 4190, 5028, 5044, 5447, 5820, 6285, 6305, 7566, 8380, 10894, 12570, 12610, 15132, 16341, 18915, 21788, 25140, 25220, 27235, 32682, 37830, 40643, 54470, 65364, 75660, 81286, 81705, 108940, 121929, 162572, 163410, 203215, 243858, 326820, 406430, 487716, 528359, 609645, 812860, 1056718, 1219290, 1585077, 2113436, 2438580, 2641795, 3170154, 5283590, 6340308, 7925385, 10567180, 15850770, 31701540]

約数ペア:

[(1, 31701540), (2, 15850770), (3, 10567180), (4, 7925385), (5, 6340308), (6, 5283590), (10, 3170154), (12, 2641795), (13, 2438580), (15, 2113436), (20, 1585077), (26, 1219290), (30, 1056718), (39, 812860), (52, 609645), (60, 528359), (65, 487716), (78, 406430), (97, 326820), (130, 243858), (156, 203215), (194, 163410), (195, 162572), (260, 121929), (291, 108940), (388, 81705), (390, 81286), (419, 75660), (485, 65364), (582, 54470), (780, 40643), (838, 37830), (970, 32682), (1164, 27235), (1257, 25220), (1261, 25140), (1455, 21788), (1676, 18915), (1940, 16341), (2095, 15132), (2514, 12610), (2522, 12570), (2910, 10894), (3783, 8380), (4190, 7566), (5028, 6305), (5044, 6285), (5447, 5820)]