30931560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 112207680

約数和(自身を除く): 81276120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 73, 88, 90, 99, 107, 110, 120, 132, 146, 165, 180, 198, 214, 219, 220, 264, 292, 321, 330, 360, 365, 396, 428, 438, 440, 495, 535, 584, 642, 657, 660, 730, 792, 803, 856, 876, 963, 990, 1070, 1095, 1177, 1284, 1314, 1320, 1460, 1605, 1606, 1752, 1926, 1980, 2140, 2190, 2354, 2409, 2568, 2628, 2920, 3210, 3212, 3285, 3531, 3852, 3960, 4015, 4280, 4380, 4708, 4815, 4818, 5256, 5885, 6420, 6424, 6570, 7062, 7227, 7704, 7811, 8030, 8760, 9416, 9630, 9636, 10593, 11770, 12045, 12840, 13140, 14124, 14454, 15622, 16060, 17655, 19260, 19272, 21186, 23433, 23540, 24090, 26280, 28248, 28908, 31244, 32120, 35310, 36135, 38520, 39055, 42372, 46866, 47080, 48180, 52965, 57816, 62488, 70299, 70620, 72270, 78110, 84744, 85921, 93732, 96360, 105930, 117165, 140598, 141240, 144540, 156220, 171842, 187464, 211860, 234330, 257763, 281196, 289080, 312440, 343684, 351495, 423720, 429605, 468660, 515526, 562392, 687368, 702990, 773289, 859210, 937320, 1031052, 1288815, 1405980, 1546578, 1718420, 2062104, 2577630, 2811960, 3093156, 3436840, 3866445, 5155260, 6186312, 7732890, 10310520, 15465780, 30931560]

約数ペア:

[(1, 30931560), (2, 15465780), (3, 10310520), (4, 7732890), (5, 6186312), (6, 5155260), (8, 3866445), (9, 3436840), (10, 3093156), (11, 2811960), (12, 2577630), (15, 2062104), (18, 1718420), (20, 1546578), (22, 1405980), (24, 1288815), (30, 1031052), (33, 937320), (36, 859210), (40, 773289), (44, 702990), (45, 687368), (55, 562392), (60, 515526), (66, 468660), (72, 429605), (73, 423720), (88, 351495), (90, 343684), (99, 312440), (107, 289080), (110, 281196), (120, 257763), (132, 234330), (146, 211860), (165, 187464), (180, 171842), (198, 156220), (214, 144540), (219, 141240), (220, 140598), (264, 117165), (292, 105930), (321, 96360), (330, 93732), (360, 85921), (365, 84744), (396, 78110), (428, 72270), (438, 70620), (440, 70299), (495, 62488), (535, 57816), (584, 52965), (642, 48180), (657, 47080), (660, 46866), (730, 42372), (792, 39055), (803, 38520), (856, 36135), (876, 35310), (963, 32120), (990, 31244), (1070, 28908), (1095, 28248), (1177, 26280), (1284, 24090), (1314, 23540), (1320, 23433), (1460, 21186), (1605, 19272), (1606, 19260), (1752, 17655), (1926, 16060), (1980, 15622), (2140, 14454), (2190, 14124), (2354, 13140), (2409, 12840), (2568, 12045), (2628, 11770), (2920, 10593), (3210, 9636), (3212, 9630), (3285, 9416), (3531, 8760), (3852, 8030), (3960, 7811), (4015, 7704), (4280, 7227), (4380, 7062), (4708, 6570), (4815, 6424), (4818, 6420), (5256, 5885)]