80964840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{739}}^1$

素因数の和:847

約数の個数: 128

約数和(自身を含む): 268531200

約数和(自身を除く): 187566360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 83, 88, 110, 120, 132, 165, 166, 220, 249, 264, 330, 332, 415, 440, 498, 660, 664, 739, 830, 913, 996, 1245, 1320, 1478, 1660, 1826, 1992, 2217, 2490, 2739, 2956, 3320, 3652, 3695, 4434, 4565, 4980, 5478, 5912, 7304, 7390, 8129, 8868, 9130, 9960, 10956, 11085, 13695, 14780, 16258, 17736, 18260, 21912, 22170, 24387, 27390, 29560, 32516, 36520, 40645, 44340, 48774, 54780, 61337, 65032, 81290, 88680, 97548, 109560, 121935, 122674, 162580, 184011, 195096, 243870, 245348, 306685, 325160, 368022, 487740, 490696, 613370, 674707, 736044, 920055, 975480, 1226740, 1349414, 1472088, 1840110, 2024121, 2453480, 2698828, 3373535, 3680220, 4048242, 5397656, 6747070, 7360440, 8096484, 10120605, 13494140, 16192968, 20241210, 26988280, 40482420, 80964840]

約数ペア:

[(1, 80964840), (2, 40482420), (3, 26988280), (4, 20241210), (5, 16192968), (6, 13494140), (8, 10120605), (10, 8096484), (11, 7360440), (12, 6747070), (15, 5397656), (20, 4048242), (22, 3680220), (24, 3373535), (30, 2698828), (33, 2453480), (40, 2024121), (44, 1840110), (55, 1472088), (60, 1349414), (66, 1226740), (83, 975480), (88, 920055), (110, 736044), (120, 674707), (132, 613370), (165, 490696), (166, 487740), (220, 368022), (249, 325160), (264, 306685), (330, 245348), (332, 243870), (415, 195096), (440, 184011), (498, 162580), (660, 122674), (664, 121935), (739, 109560), (830, 97548), (913, 88680), (996, 81290), (1245, 65032), (1320, 61337), (1478, 54780), (1660, 48774), (1826, 44340), (1992, 40645), (2217, 36520), (2490, 32516), (2739, 29560), (2956, 27390), (3320, 24387), (3652, 22170), (3695, 21912), (4434, 18260), (4565, 17736), (4980, 16258), (5478, 14780), (5912, 13695), (7304, 11085), (7390, 10956), (8129, 9960), (8868, 9130)]