79823520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{7919}}^1$

素因数の和:7947

約数の個数: 144

約数和(自身を含む): 311351040

約数和(自身を除く): 231527520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 7919, 10080, 15838, 23757, 31676, 39595, 47514, 55433, 63352, 71271, 79190, 95028, 110866, 118785, 126704, 142542, 158380, 166299, 190056, 221732, 237570, 253408, 277165, 285084, 316760, 332598, 356355, 380112, 443464, 475140, 498897, 554330, 570168, 633520, 665196, 712710, 760224, 831495, 886928, 950280, 997794, 1108660, 1140336, 1267040, 1330392, 1425420, 1662990, 1773856, 1900560, 1995588, 2217320, 2280672, 2494485, 2660784, 2850840, 3325980, 3801120, 3991176, 4434640, 4988970, 5321568, 5701680, 6651960, 7982352, 8869280, 9977940, 11403360, 13303920, 15964704, 19955880, 26607840, 39911760, 79823520]

約数ペア:

[(1, 79823520), (2, 39911760), (3, 26607840), (4, 19955880), (5, 15964704), (6, 13303920), (7, 11403360), (8, 9977940), (9, 8869280), (10, 7982352), (12, 6651960), (14, 5701680), (15, 5321568), (16, 4988970), (18, 4434640), (20, 3991176), (21, 3801120), (24, 3325980), (28, 2850840), (30, 2660784), (32, 2494485), (35, 2280672), (36, 2217320), (40, 1995588), (42, 1900560), (45, 1773856), (48, 1662990), (56, 1425420), (60, 1330392), (63, 1267040), (70, 1140336), (72, 1108660), (80, 997794), (84, 950280), (90, 886928), (96, 831495), (105, 760224), (112, 712710), (120, 665196), (126, 633520), (140, 570168), (144, 554330), (160, 498897), (168, 475140), (180, 443464), (210, 380112), (224, 356355), (240, 332598), (252, 316760), (280, 285084), (288, 277165), (315, 253408), (336, 237570), (360, 221732), (420, 190056), (480, 166299), (504, 158380), (560, 142542), (630, 126704), (672, 118785), (720, 110866), (840, 95028), (1008, 79190), (1120, 71271), (1260, 63352), (1440, 55433), (1680, 47514), (2016, 39595), (2520, 31676), (3360, 23757), (5040, 15838), (7919, 10080)]