1999180800

素因数分解:

$2^{10}\times 3^2\times 5^2\times {\mathrm{8677}}^1$

素因数の和:8713

約数の個数: 198

約数和(自身を含む): 7158837998

約数和(自身を除く): 5159657198

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 150, 160, 180, 192, 200, 225, 240, 256, 288, 300, 320, 360, 384, 400, 450, 480, 512, 576, 600, 640, 720, 768, 800, 900, 960, 1024, 1152, 1200, 1280, 1440, 1536, 1600, 1800, 1920, 2304, 2400, 2560, 2880, 3072, 3200, 3600, 3840, 4608, 4800, 5120, 5760, 6400, 7200, 7680, 8677, 9216, 9600, 11520, 12800, 14400, 15360, 17354, 19200, 23040, 25600, 26031, 28800, 34708, 38400, 43385, 46080, 52062, 57600, 69416, 76800, 78093, 86770, 104124, 115200, 130155, 138832, 156186, 173540, 208248, 216925, 230400, 260310, 277664, 312372, 347080, 390465, 416496, 433850, 520620, 555328, 624744, 650775, 694160, 780930, 832992, 867700, 1041240, 1110656, 1249488, 1301550, 1388320, 1561860, 1665984, 1735400, 1952325, 2082480, 2221312, 2498976, 2603100, 2776640, 3123720, 3331968, 3470800, 3904650, 4164960, 4442624, 4997952, 5206200, 5553280, 6247440, 6663936, 6941600, 7809300, 8329920, 8885248, 9995904, 10412400, 11106560, 12494880, 13327872, 13883200, 15618600, 16659840, 19991808, 20824800, 22213120, 24989760, 26655744, 27766400, 31237200, 33319680, 39983616, 41649600, 44426240, 49979520, 55532800, 62474400, 66639360, 79967232, 83299200, 99959040, 111065600, 124948800, 133278720, 166598400, 199918080, 222131200, 249897600, 333196800, 399836160, 499795200, 666393600, 999590400, 1999180800]

約数ペア:

[(1, 1999180800), (2, 999590400), (3, 666393600), (4, 499795200), (5, 399836160), (6, 333196800), (8, 249897600), (9, 222131200), (10, 199918080), (12, 166598400), (15, 133278720), (16, 124948800), (18, 111065600), (20, 99959040), (24, 83299200), (25, 79967232), (30, 66639360), (32, 62474400), (36, 55532800), (40, 49979520), (45, 44426240), (48, 41649600), (50, 39983616), (60, 33319680), (64, 31237200), (72, 27766400), (75, 26655744), (80, 24989760), (90, 22213120), (96, 20824800), (100, 19991808), (120, 16659840), (128, 15618600), (144, 13883200), (150, 13327872), (160, 12494880), (180, 11106560), (192, 10412400), (200, 9995904), (225, 8885248), (240, 8329920), (256, 7809300), (288, 6941600), (300, 6663936), (320, 6247440), (360, 5553280), (384, 5206200), (400, 4997952), (450, 4442624), (480, 4164960), (512, 3904650), (576, 3470800), (600, 3331968), (640, 3123720), (720, 2776640), (768, 2603100), (800, 2498976), (900, 2221312), (960, 2082480), (1024, 1952325), (1152, 1735400), (1200, 1665984), (1280, 1561860), (1440, 1388320), (1536, 1301550), (1600, 1249488), (1800, 1110656), (1920, 1041240), (2304, 867700), (2400, 832992), (2560, 780930), (2880, 694160), (3072, 650775), (3200, 624744), (3600, 555328), (3840, 520620), (4608, 433850), (4800, 416496), (5120, 390465), (5760, 347080), (6400, 312372), (7200, 277664), (7680, 260310), (8677, 230400), (9216, 216925), (9600, 208248), (11520, 173540), (12800, 156186), (14400, 138832), (15360, 130155), (17354, 115200), (19200, 104124), (23040, 86770), (25600, 78093), (26031, 76800), (28800, 69416), (34708, 57600), (38400, 52062), (43385, 46080)]