18626951520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{74771}}^1$

素因数の和:74965

約数の個数: 144

約数和(自身を含む): 63932751792

約数和(自身を除く): 45305800272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 173, 180, 240, 288, 346, 360, 480, 519, 692, 720, 865, 1038, 1384, 1440, 1557, 1730, 2076, 2595, 2768, 3114, 3460, 4152, 5190, 5536, 6228, 6920, 7785, 8304, 10380, 12456, 13840, 15570, 16608, 20760, 24912, 27680, 31140, 41520, 49824, 62280, 74771, 83040, 124560, 149542, 224313, 249120, 299084, 373855, 448626, 598168, 672939, 747710, 897252, 1121565, 1196336, 1345878, 1495420, 1794504, 2243130, 2392672, 2691756, 2990840, 3364695, 3589008, 4486260, 5383512, 5981680, 6729390, 7178016, 8972520, 10767024, 11963360, 12935383, 13458780, 17945040, 21534048, 25870766, 26917560, 35890080, 38806149, 51741532, 53835120, 64676915, 77612298, 103483064, 107670240, 116418447, 129353830, 155224596, 194030745, 206966128, 232836894, 258707660, 310449192, 388061490, 413932256, 465673788, 517415320, 582092235, 620898384, 776122980, 931347576, 1034830640, 1164184470, 1241796768, 1552245960, 1862695152, 2069661280, 2328368940, 3104491920, 3725390304, 4656737880, 6208983840, 9313475760, 18626951520]

約数ペア:

[(1, 18626951520), (2, 9313475760), (3, 6208983840), (4, 4656737880), (5, 3725390304), (6, 3104491920), (8, 2328368940), (9, 2069661280), (10, 1862695152), (12, 1552245960), (15, 1241796768), (16, 1164184470), (18, 1034830640), (20, 931347576), (24, 776122980), (30, 620898384), (32, 582092235), (36, 517415320), (40, 465673788), (45, 413932256), (48, 388061490), (60, 310449192), (72, 258707660), (80, 232836894), (90, 206966128), (96, 194030745), (120, 155224596), (144, 129353830), (160, 116418447), (173, 107670240), (180, 103483064), (240, 77612298), (288, 64676915), (346, 53835120), (360, 51741532), (480, 38806149), (519, 35890080), (692, 26917560), (720, 25870766), (865, 21534048), (1038, 17945040), (1384, 13458780), (1440, 12935383), (1557, 11963360), (1730, 10767024), (2076, 8972520), (2595, 7178016), (2768, 6729390), (3114, 5981680), (3460, 5383512), (4152, 4486260), (5190, 3589008), (5536, 3364695), (6228, 2990840), (6920, 2691756), (7785, 2392672), (8304, 2243130), (10380, 1794504), (12456, 1495420), (13840, 1345878), (15570, 1196336), (16608, 1121565), (20760, 897252), (24912, 747710), (27680, 672939), (31140, 598168), (41520, 448626), (49824, 373855), (62280, 299084), (74771, 249120), (83040, 224313), (124560, 149542)]