31305900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{241}}^1\times {\mathrm{433}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 91164304

約数和(自身を除く): 59858404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 241, 300, 433, 482, 723, 866, 964, 1205, 1299, 1446, 1732, 2165, 2410, 2598, 2892, 3615, 4330, 4820, 5196, 6025, 6495, 7230, 8660, 10825, 12050, 12990, 14460, 18075, 21650, 24100, 25980, 32475, 36150, 43300, 64950, 72300, 104353, 129900, 208706, 313059, 417412, 521765, 626118, 1043530, 1252236, 1565295, 2087060, 2608825, 3130590, 5217650, 6261180, 7826475, 10435300, 15652950, 31305900]

約数ペア:

[(1, 31305900), (2, 15652950), (3, 10435300), (4, 7826475), (5, 6261180), (6, 5217650), (10, 3130590), (12, 2608825), (15, 2087060), (20, 1565295), (25, 1252236), (30, 1043530), (50, 626118), (60, 521765), (75, 417412), (100, 313059), (150, 208706), (241, 129900), (300, 104353), (433, 72300), (482, 64950), (723, 43300), (866, 36150), (964, 32475), (1205, 25980), (1299, 24100), (1446, 21650), (1732, 18075), (2165, 14460), (2410, 12990), (2598, 12050), (2892, 10825), (3615, 8660), (4330, 7230), (4820, 6495), (5196, 6025)]