320469516

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1319}}^1$

素因数の和:1743

約数の個数: 72

約数和(自身を含む): 860539680

約数和(自身を除く): 540070164

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 397, 612, 794, 1191, 1319, 1588, 2382, 2638, 3573, 3957, 4764, 5276, 6749, 7146, 7914, 11871, 13498, 14292, 15828, 20247, 22423, 23742, 26996, 40494, 44846, 47484, 60741, 67269, 80988, 89692, 121482, 134538, 201807, 242964, 269076, 403614, 523643, 807228, 1047286, 1570929, 2094572, 3141858, 4712787, 6283716, 8901931, 9425574, 17803862, 18851148, 26705793, 35607724, 53411586, 80117379, 106823172, 160234758, 320469516]

約数ペア:

[(1, 320469516), (2, 160234758), (3, 106823172), (4, 80117379), (6, 53411586), (9, 35607724), (12, 26705793), (17, 18851148), (18, 17803862), (34, 9425574), (36, 8901931), (51, 6283716), (68, 4712787), (102, 3141858), (153, 2094572), (204, 1570929), (306, 1047286), (397, 807228), (612, 523643), (794, 403614), (1191, 269076), (1319, 242964), (1588, 201807), (2382, 134538), (2638, 121482), (3573, 89692), (3957, 80988), (4764, 67269), (5276, 60741), (6749, 47484), (7146, 44846), (7914, 40494), (11871, 26996), (13498, 23742), (14292, 22423), (15828, 20247)]