31669980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:599

約数の個数: 96

約数和(自身を含む): 95618880

約数和(自身を除く): 63948900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 61, 68, 85, 102, 122, 170, 183, 204, 244, 255, 305, 340, 366, 509, 510, 610, 732, 915, 1018, 1020, 1037, 1220, 1527, 1830, 2036, 2074, 2545, 3054, 3111, 3660, 4148, 5090, 5185, 6108, 6222, 7635, 8653, 10180, 10370, 12444, 15270, 15555, 17306, 20740, 25959, 30540, 31049, 31110, 34612, 43265, 51918, 62098, 62220, 86530, 93147, 103836, 124196, 129795, 155245, 173060, 186294, 259590, 310490, 372588, 465735, 519180, 527833, 620980, 931470, 1055666, 1583499, 1862940, 2111332, 2639165, 3166998, 5278330, 6333996, 7917495, 10556660, 15834990, 31669980]

約数ペア:

[(1, 31669980), (2, 15834990), (3, 10556660), (4, 7917495), (5, 6333996), (6, 5278330), (10, 3166998), (12, 2639165), (15, 2111332), (17, 1862940), (20, 1583499), (30, 1055666), (34, 931470), (51, 620980), (60, 527833), (61, 519180), (68, 465735), (85, 372588), (102, 310490), (122, 259590), (170, 186294), (183, 173060), (204, 155245), (244, 129795), (255, 124196), (305, 103836), (340, 93147), (366, 86530), (509, 62220), (510, 62098), (610, 51918), (732, 43265), (915, 34612), (1018, 31110), (1020, 31049), (1037, 30540), (1220, 25959), (1527, 20740), (1830, 17306), (2036, 15555), (2074, 15270), (2545, 12444), (3054, 10370), (3111, 10180), (3660, 8653), (4148, 7635), (5090, 6222), (5185, 6108)]