30997560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1021}}^1$

素因数の和:1069

約数の個数: 128

約数和(自身を含む): 105960960

約数和(自身を除く): 74963400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 660, 690, 759, 920, 1012, 1021, 1265, 1320, 1380, 1518, 2024, 2042, 2530, 2760, 3036, 3063, 3795, 4084, 5060, 5105, 6072, 6126, 7590, 8168, 10120, 10210, 11231, 12252, 15180, 15315, 20420, 22462, 23483, 24504, 30360, 30630, 33693, 40840, 44924, 46966, 56155, 61260, 67386, 70449, 89848, 93932, 112310, 117415, 122520, 134772, 140898, 168465, 187864, 224620, 234830, 258313, 269544, 281796, 336930, 352245, 449240, 469660, 516626, 563592, 673860, 704490, 774939, 939320, 1033252, 1291565, 1347720, 1408980, 1549878, 2066504, 2583130, 2817960, 3099756, 3874695, 5166260, 6199512, 7749390, 10332520, 15498780, 30997560]

約数ペア:

[(1, 30997560), (2, 15498780), (3, 10332520), (4, 7749390), (5, 6199512), (6, 5166260), (8, 3874695), (10, 3099756), (11, 2817960), (12, 2583130), (15, 2066504), (20, 1549878), (22, 1408980), (23, 1347720), (24, 1291565), (30, 1033252), (33, 939320), (40, 774939), (44, 704490), (46, 673860), (55, 563592), (60, 516626), (66, 469660), (69, 449240), (88, 352245), (92, 336930), (110, 281796), (115, 269544), (120, 258313), (132, 234830), (138, 224620), (165, 187864), (184, 168465), (220, 140898), (230, 134772), (253, 122520), (264, 117415), (276, 112310), (330, 93932), (345, 89848), (440, 70449), (460, 67386), (506, 61260), (552, 56155), (660, 46966), (690, 44924), (759, 40840), (920, 33693), (1012, 30630), (1021, 30360), (1265, 24504), (1320, 23483), (1380, 22462), (1518, 20420), (2024, 15315), (2042, 15180), (2530, 12252), (2760, 11231), (3036, 10210), (3063, 10120), (3795, 8168), (4084, 7590), (5060, 6126), (5105, 6072)]