87451320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{683}}^1$

素因数の和:805

約数の個数: 128

約数和(自身を含む): 289578240

約数和(自身を除く): 202126920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 97, 110, 120, 132, 165, 194, 220, 264, 291, 330, 388, 440, 485, 582, 660, 683, 776, 970, 1067, 1164, 1320, 1366, 1455, 1940, 2049, 2134, 2328, 2732, 2910, 3201, 3415, 3880, 4098, 4268, 5335, 5464, 5820, 6402, 6830, 7513, 8196, 8536, 10245, 10670, 11640, 12804, 13660, 15026, 16005, 16392, 20490, 21340, 22539, 25608, 27320, 30052, 32010, 37565, 40980, 42680, 45078, 60104, 64020, 66251, 75130, 81960, 90156, 112695, 128040, 132502, 150260, 180312, 198753, 225390, 265004, 300520, 331255, 397506, 450780, 530008, 662510, 728761, 795012, 901560, 993765, 1325020, 1457522, 1590024, 1987530, 2186283, 2650040, 2915044, 3643805, 3975060, 4372566, 5830088, 7287610, 7950120, 8745132, 10931415, 14575220, 17490264, 21862830, 29150440, 43725660, 87451320]

約数ペア:

[(1, 87451320), (2, 43725660), (3, 29150440), (4, 21862830), (5, 17490264), (6, 14575220), (8, 10931415), (10, 8745132), (11, 7950120), (12, 7287610), (15, 5830088), (20, 4372566), (22, 3975060), (24, 3643805), (30, 2915044), (33, 2650040), (40, 2186283), (44, 1987530), (55, 1590024), (60, 1457522), (66, 1325020), (88, 993765), (97, 901560), (110, 795012), (120, 728761), (132, 662510), (165, 530008), (194, 450780), (220, 397506), (264, 331255), (291, 300520), (330, 265004), (388, 225390), (440, 198753), (485, 180312), (582, 150260), (660, 132502), (683, 128040), (776, 112695), (970, 90156), (1067, 81960), (1164, 75130), (1320, 66251), (1366, 64020), (1455, 60104), (1940, 45078), (2049, 42680), (2134, 40980), (2328, 37565), (2732, 32010), (2910, 30052), (3201, 27320), (3415, 25608), (3880, 22539), (4098, 21340), (4268, 20490), (5335, 16392), (5464, 16005), (5820, 15026), (6402, 13660), (6830, 12804), (7513, 11640), (8196, 10670), (8536, 10245)]