19453440

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:192

約数の個数: 160

約数和(自身を含む): 66290400

約数和(自身を除く): 46836960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 149, 160, 170, 192, 204, 240, 255, 256, 272, 298, 320, 340, 384, 408, 447, 480, 510, 512, 544, 596, 640, 680, 745, 768, 816, 894, 960, 1020, 1088, 1192, 1280, 1360, 1490, 1536, 1632, 1788, 1920, 2040, 2176, 2235, 2384, 2533, 2560, 2720, 2980, 3264, 3576, 3840, 4080, 4352, 4470, 4768, 5066, 5440, 5960, 6528, 7152, 7599, 7680, 8160, 8704, 8940, 9536, 10132, 10880, 11920, 12665, 13056, 14304, 15198, 16320, 17880, 19072, 20264, 21760, 23840, 25330, 26112, 28608, 30396, 32640, 35760, 37995, 38144, 40528, 43520, 47680, 50660, 57216, 60792, 65280, 71520, 75990, 76288, 81056, 95360, 101320, 114432, 121584, 130560, 143040, 151980, 162112, 190720, 202640, 228864, 243168, 286080, 303960, 324224, 381440, 405280, 486336, 572160, 607920, 648448, 810560, 972672, 1144320, 1215840, 1296896, 1621120, 1945344, 2431680, 3242240, 3890688, 4863360, 6484480, 9726720, 19453440]

約数ペア:

[(1, 19453440), (2, 9726720), (3, 6484480), (4, 4863360), (5, 3890688), (6, 3242240), (8, 2431680), (10, 1945344), (12, 1621120), (15, 1296896), (16, 1215840), (17, 1144320), (20, 972672), (24, 810560), (30, 648448), (32, 607920), (34, 572160), (40, 486336), (48, 405280), (51, 381440), (60, 324224), (64, 303960), (68, 286080), (80, 243168), (85, 228864), (96, 202640), (102, 190720), (120, 162112), (128, 151980), (136, 143040), (149, 130560), (160, 121584), (170, 114432), (192, 101320), (204, 95360), (240, 81056), (255, 76288), (256, 75990), (272, 71520), (298, 65280), (320, 60792), (340, 57216), (384, 50660), (408, 47680), (447, 43520), (480, 40528), (510, 38144), (512, 37995), (544, 35760), (596, 32640), (640, 30396), (680, 28608), (745, 26112), (768, 25330), (816, 23840), (894, 21760), (960, 20264), (1020, 19072), (1088, 17880), (1192, 16320), (1280, 15198), (1360, 14304), (1490, 13056), (1536, 12665), (1632, 11920), (1788, 10880), (1920, 10132), (2040, 9536), (2176, 8940), (2235, 8704), (2384, 8160), (2533, 7680), (2560, 7599), (2720, 7152), (2980, 6528), (3264, 5960), (3576, 5440), (3840, 5066), (4080, 4768), (4352, 4470)]