39519180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{911}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 120504384

約数和(自身を除く): 80985204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 482, 723, 911, 964, 1205, 1446, 1822, 2169, 2410, 2733, 2892, 3615, 3644, 4338, 4555, 4820, 5466, 7230, 8199, 8676, 9110, 10845, 10932, 13665, 14460, 16398, 18220, 21690, 27330, 32796, 40995, 43380, 54660, 81990, 163980, 219551, 439102, 658653, 878204, 1097755, 1317306, 1975959, 2195510, 2634612, 3293265, 3951918, 4391020, 6586530, 7903836, 9879795, 13173060, 19759590, 39519180]

約数ペア:

[(1, 39519180), (2, 19759590), (3, 13173060), (4, 9879795), (5, 7903836), (6, 6586530), (9, 4391020), (10, 3951918), (12, 3293265), (15, 2634612), (18, 2195510), (20, 1975959), (30, 1317306), (36, 1097755), (45, 878204), (60, 658653), (90, 439102), (180, 219551), (241, 163980), (482, 81990), (723, 54660), (911, 43380), (964, 40995), (1205, 32796), (1446, 27330), (1822, 21690), (2169, 18220), (2410, 16398), (2733, 14460), (2892, 13665), (3615, 10932), (3644, 10845), (4338, 9110), (4555, 8676), (4820, 8199), (5466, 7230)]