2101479800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:638

約数の個数: 192

約数和(自身を含む): 5922240000

約数和(自身を除く): 3820760200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 133, 140, 152, 175, 190, 199, 200, 266, 280, 350, 380, 397, 398, 475, 532, 665, 700, 760, 794, 796, 950, 995, 1064, 1330, 1393, 1400, 1588, 1592, 1900, 1985, 1990, 2660, 2779, 2786, 3176, 3325, 3781, 3800, 3970, 3980, 4975, 5320, 5558, 5572, 6650, 6965, 7543, 7562, 7940, 7960, 9925, 9950, 11116, 11144, 13300, 13895, 13930, 15086, 15124, 15880, 18905, 19850, 19900, 22232, 26467, 26600, 27790, 27860, 30172, 30248, 34825, 37715, 37810, 39700, 39800, 52801, 52934, 55580, 55720, 60344, 69475, 69650, 75430, 75620, 79003, 79400, 94525, 105602, 105868, 111160, 132335, 138950, 139300, 150860, 151240, 158006, 188575, 189050, 211204, 211736, 264005, 264670, 277900, 278600, 301720, 316012, 377150, 378100, 395015, 422408, 528010, 529340, 553021, 555800, 632024, 661675, 754300, 756200, 790030, 1056020, 1058680, 1106042, 1320025, 1323350, 1501057, 1508600, 1580060, 1975075, 2112040, 2212084, 2640050, 2646700, 2765105, 3002114, 3160120, 3950150, 4424168, 5280100, 5293400, 5530210, 6004228, 7505285, 7900300, 10507399, 10560200, 11060420, 12008456, 13825525, 15010570, 15800600, 21014798, 22120840, 27651050, 30021140, 37526425, 42029596, 52536995, 55302100, 60042280, 75052850, 84059192, 105073990, 110604200, 150105700, 210147980, 262684975, 300211400, 420295960, 525369950, 1050739900, 2101479800]

約数ペア:

[(1, 2101479800), (2, 1050739900), (4, 525369950), (5, 420295960), (7, 300211400), (8, 262684975), (10, 210147980), (14, 150105700), (19, 110604200), (20, 105073990), (25, 84059192), (28, 75052850), (35, 60042280), (38, 55302100), (40, 52536995), (50, 42029596), (56, 37526425), (70, 30021140), (76, 27651050), (95, 22120840), (100, 21014798), (133, 15800600), (140, 15010570), (152, 13825525), (175, 12008456), (190, 11060420), (199, 10560200), (200, 10507399), (266, 7900300), (280, 7505285), (350, 6004228), (380, 5530210), (397, 5293400), (398, 5280100), (475, 4424168), (532, 3950150), (665, 3160120), (700, 3002114), (760, 2765105), (794, 2646700), (796, 2640050), (950, 2212084), (995, 2112040), (1064, 1975075), (1330, 1580060), (1393, 1508600), (1400, 1501057), (1588, 1323350), (1592, 1320025), (1900, 1106042), (1985, 1058680), (1990, 1056020), (2660, 790030), (2779, 756200), (2786, 754300), (3176, 661675), (3325, 632024), (3781, 555800), (3800, 553021), (3970, 529340), (3980, 528010), (4975, 422408), (5320, 395015), (5558, 378100), (5572, 377150), (6650, 316012), (6965, 301720), (7543, 278600), (7562, 277900), (7940, 264670), (7960, 264005), (9925, 211736), (9950, 211204), (11116, 189050), (11144, 188575), (13300, 158006), (13895, 151240), (13930, 150860), (15086, 139300), (15124, 138950), (15880, 132335), (18905, 111160), (19850, 105868), (19900, 105602), (22232, 94525), (26467, 79400), (26600, 79003), (27790, 75620), (27860, 75430), (30172, 69650), (30248, 69475), (34825, 60344), (37715, 55720), (37810, 55580), (39700, 52934), (39800, 52801)]