20148614400

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{7043}}^1$

素因数の和:7221

約数の個数: 216

約数和(自身を含む): 66950402400

約数和(自身を除く): 46801788000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 128, 149, 150, 160, 192, 200, 240, 256, 298, 300, 320, 384, 400, 447, 480, 596, 600, 640, 745, 768, 800, 894, 960, 1192, 1200, 1280, 1490, 1600, 1788, 1920, 2235, 2384, 2400, 2980, 3200, 3576, 3725, 3840, 4470, 4768, 4800, 5960, 6400, 7043, 7152, 7450, 8940, 9536, 9600, 11175, 11920, 14086, 14304, 14900, 17880, 19072, 19200, 21129, 22350, 23840, 28172, 28608, 29800, 35215, 35760, 38144, 42258, 44700, 47680, 56344, 57216, 59600, 70430, 71520, 84516, 89400, 95360, 105645, 112688, 114432, 119200, 140860, 143040, 169032, 176075, 178800, 190720, 211290, 225376, 238400, 281720, 286080, 338064, 352150, 357600, 422580, 450752, 476800, 528225, 563440, 572160, 676128, 704300, 715200, 845160, 901504, 953600, 1049407, 1056450, 1126880, 1352256, 1408600, 1430400, 1690320, 1803008, 2098814, 2112900, 2253760, 2704512, 2817200, 2860800, 3148221, 3380640, 4197628, 4225800, 4507520, 5247035, 5409024, 5634400, 6296442, 6761280, 8395256, 8451600, 9015040, 10494070, 11268800, 12592884, 13522560, 15741105, 16790512, 16903200, 20988140, 22537600, 25185768, 26235175, 27045120, 31482210, 33581024, 33806400, 41976280, 45075200, 50371536, 52470350, 62964420, 67162048, 67612800, 78705525, 83952560, 100743072, 104940700, 125928840, 134324096, 135225600, 157411050, 167905120, 201486144, 209881400, 251857680, 268648192, 314822100, 335810240, 402972288, 419762800, 503715360, 629644200, 671620480, 805944576, 839525600, 1007430720, 1259288400, 1343240960, 1679051200, 2014861440, 2518576800, 3358102400, 4029722880, 5037153600, 6716204800, 10074307200, 20148614400]

約数ペア:

[(1, 20148614400), (2, 10074307200), (3, 6716204800), (4, 5037153600), (5, 4029722880), (6, 3358102400), (8, 2518576800), (10, 2014861440), (12, 1679051200), (15, 1343240960), (16, 1259288400), (20, 1007430720), (24, 839525600), (25, 805944576), (30, 671620480), (32, 629644200), (40, 503715360), (48, 419762800), (50, 402972288), (60, 335810240), (64, 314822100), (75, 268648192), (80, 251857680), (96, 209881400), (100, 201486144), (120, 167905120), (128, 157411050), (149, 135225600), (150, 134324096), (160, 125928840), (192, 104940700), (200, 100743072), (240, 83952560), (256, 78705525), (298, 67612800), (300, 67162048), (320, 62964420), (384, 52470350), (400, 50371536), (447, 45075200), (480, 41976280), (596, 33806400), (600, 33581024), (640, 31482210), (745, 27045120), (768, 26235175), (800, 25185768), (894, 22537600), (960, 20988140), (1192, 16903200), (1200, 16790512), (1280, 15741105), (1490, 13522560), (1600, 12592884), (1788, 11268800), (1920, 10494070), (2235, 9015040), (2384, 8451600), (2400, 8395256), (2980, 6761280), (3200, 6296442), (3576, 5634400), (3725, 5409024), (3840, 5247035), (4470, 4507520), (4768, 4225800), (4800, 4197628), (5960, 3380640), (6400, 3148221), (7043, 2860800), (7152, 2817200), (7450, 2704512), (8940, 2253760), (9536, 2112900), (9600, 2098814), (11175, 1803008), (11920, 1690320), (14086, 1430400), (14304, 1408600), (14900, 1352256), (17880, 1126880), (19072, 1056450), (19200, 1049407), (21129, 953600), (22350, 901504), (23840, 845160), (28172, 715200), (28608, 704300), (29800, 676128), (35215, 572160), (35760, 563440), (38144, 528225), (42258, 476800), (44700, 450752), (47680, 422580), (56344, 357600), (57216, 352150), (59600, 338064), (70430, 286080), (71520, 281720), (84516, 238400), (89400, 225376), (95360, 211290), (105645, 190720), (112688, 178800), (114432, 176075), (119200, 169032), (140860, 143040)]