16605540

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 61931520

約数和(自身を除く): 45325980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 23, 27, 28, 30, 35, 36, 42, 45, 46, 54, 60, 63, 69, 70, 84, 90, 92, 105, 108, 115, 126, 135, 138, 140, 161, 180, 189, 191, 207, 210, 230, 252, 270, 276, 315, 322, 345, 378, 382, 414, 420, 460, 483, 540, 573, 621, 630, 644, 690, 756, 764, 805, 828, 945, 955, 966, 1035, 1146, 1242, 1260, 1337, 1380, 1449, 1610, 1719, 1890, 1910, 1932, 2070, 2292, 2415, 2484, 2674, 2865, 2898, 3105, 3220, 3438, 3780, 3820, 4011, 4140, 4347, 4393, 4830, 5157, 5348, 5730, 5796, 6210, 6685, 6876, 7245, 8022, 8595, 8694, 8786, 9660, 10314, 11460, 12033, 12420, 13179, 13370, 14490, 16044, 17190, 17388, 17572, 20055, 20628, 21735, 21965, 24066, 25785, 26358, 26740, 28980, 30751, 34380, 36099, 39537, 40110, 43470, 43930, 48132, 51570, 52716, 60165, 61502, 65895, 72198, 79074, 80220, 86940, 87860, 92253, 103140, 118611, 120330, 123004, 131790, 144396, 153755, 158148, 180495, 184506, 197685, 237222, 240660, 263580, 276759, 307510, 360990, 369012, 395370, 461265, 474444, 553518, 593055, 615020, 721980, 790740, 830277, 922530, 1107036, 1186110, 1383795, 1660554, 1845060, 2372220, 2767590, 3321108, 4151385, 5535180, 8302770, 16605540]

約数ペア:

[(1, 16605540), (2, 8302770), (3, 5535180), (4, 4151385), (5, 3321108), (6, 2767590), (7, 2372220), (9, 1845060), (10, 1660554), (12, 1383795), (14, 1186110), (15, 1107036), (18, 922530), (20, 830277), (21, 790740), (23, 721980), (27, 615020), (28, 593055), (30, 553518), (35, 474444), (36, 461265), (42, 395370), (45, 369012), (46, 360990), (54, 307510), (60, 276759), (63, 263580), (69, 240660), (70, 237222), (84, 197685), (90, 184506), (92, 180495), (105, 158148), (108, 153755), (115, 144396), (126, 131790), (135, 123004), (138, 120330), (140, 118611), (161, 103140), (180, 92253), (189, 87860), (191, 86940), (207, 80220), (210, 79074), (230, 72198), (252, 65895), (270, 61502), (276, 60165), (315, 52716), (322, 51570), (345, 48132), (378, 43930), (382, 43470), (414, 40110), (420, 39537), (460, 36099), (483, 34380), (540, 30751), (573, 28980), (621, 26740), (630, 26358), (644, 25785), (690, 24066), (756, 21965), (764, 21735), (805, 20628), (828, 20055), (945, 17572), (955, 17388), (966, 17190), (1035, 16044), (1146, 14490), (1242, 13370), (1260, 13179), (1337, 12420), (1380, 12033), (1449, 11460), (1610, 10314), (1719, 9660), (1890, 8786), (1910, 8694), (1932, 8595), (2070, 8022), (2292, 7245), (2415, 6876), (2484, 6685), (2674, 6210), (2865, 5796), (2898, 5730), (3105, 5348), (3220, 5157), (3438, 4830), (3780, 4393), (3820, 4347), (4011, 4140)]