128804172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{90199}}^1$

素因数の和:90230

約数の個数: 48

約数和(自身を含む): 363686400

約数和(自身を除く): 234882228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 90199, 180398, 270597, 360796, 541194, 631393, 1082388, 1262786, 1533383, 1894179, 2525572, 3066766, 3788358, 4600149, 6133532, 7576716, 9200298, 10733681, 18400596, 21467362, 32201043, 42934724, 64402086, 128804172]

約数ペア:

[(1, 128804172), (2, 64402086), (3, 42934724), (4, 32201043), (6, 21467362), (7, 18400596), (12, 10733681), (14, 9200298), (17, 7576716), (21, 6133532), (28, 4600149), (34, 3788358), (42, 3066766), (51, 2525572), (68, 1894179), (84, 1533383), (102, 1262786), (119, 1082388), (204, 631393), (238, 541194), (357, 360796), (476, 270597), (714, 180398), (1428, 90199)]