2831291280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{167}}^2$

素因数の和:403

約数の個数: 240

約数和(自身を含む): 10019715840

約数和(自身を除く): 7188424560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 47, 48, 54, 60, 72, 80, 90, 94, 108, 120, 135, 141, 144, 167, 180, 188, 216, 235, 240, 270, 282, 334, 360, 376, 423, 432, 470, 501, 540, 564, 668, 705, 720, 752, 835, 846, 940, 1002, 1080, 1128, 1269, 1336, 1410, 1503, 1670, 1692, 1880, 2004, 2115, 2160, 2256, 2505, 2538, 2672, 2820, 3006, 3340, 3384, 3760, 4008, 4230, 4509, 5010, 5076, 5640, 6012, 6345, 6680, 6768, 7515, 7849, 8016, 8460, 9018, 10020, 10152, 11280, 12024, 12690, 13360, 15030, 15698, 16920, 18036, 20040, 20304, 22545, 23547, 24048, 25380, 27889, 30060, 31396, 33840, 36072, 39245, 40080, 45090, 47094, 50760, 55778, 60120, 62792, 70641, 72144, 78490, 83667, 90180, 94188, 101520, 111556, 117735, 120240, 125584, 139445, 141282, 156980, 167334, 180360, 188376, 211923, 223112, 235470, 251001, 278890, 282564, 313960, 334668, 353205, 360720, 376752, 418335, 423846, 446224, 470940, 502002, 557780, 565128, 627920, 669336, 706410, 753003, 836670, 847692, 941880, 1004004, 1059615, 1115560, 1130256, 1255005, 1310783, 1338672, 1412820, 1506006, 1673340, 1695384, 1883760, 2008008, 2119230, 2231120, 2510010, 2621566, 2825640, 3012012, 3346680, 3390768, 3765015, 3932349, 4016016, 4238460, 5020020, 5243132, 5651280, 6024024, 6553915, 6693360, 7530030, 7864698, 8476920, 10040040, 10486264, 11797047, 12048048, 13107830, 15060060, 15729396, 16953840, 19661745, 20080080, 20972528, 23594094, 26215660, 30120120, 31458792, 35391141, 39323490, 47188188, 52431320, 58985235, 60240240, 62917584, 70782282, 78646980, 94376376, 104862640, 117970470, 141564564, 157293960, 176955705, 188752752, 235940940, 283129128, 314587920, 353911410, 471881880, 566258256, 707822820, 943763760, 1415645640, 2831291280]

約数ペア:

[(1, 2831291280), (2, 1415645640), (3, 943763760), (4, 707822820), (5, 566258256), (6, 471881880), (8, 353911410), (9, 314587920), (10, 283129128), (12, 235940940), (15, 188752752), (16, 176955705), (18, 157293960), (20, 141564564), (24, 117970470), (27, 104862640), (30, 94376376), (36, 78646980), (40, 70782282), (45, 62917584), (47, 60240240), (48, 58985235), (54, 52431320), (60, 47188188), (72, 39323490), (80, 35391141), (90, 31458792), (94, 30120120), (108, 26215660), (120, 23594094), (135, 20972528), (141, 20080080), (144, 19661745), (167, 16953840), (180, 15729396), (188, 15060060), (216, 13107830), (235, 12048048), (240, 11797047), (270, 10486264), (282, 10040040), (334, 8476920), (360, 7864698), (376, 7530030), (423, 6693360), (432, 6553915), (470, 6024024), (501, 5651280), (540, 5243132), (564, 5020020), (668, 4238460), (705, 4016016), (720, 3932349), (752, 3765015), (835, 3390768), (846, 3346680), (940, 3012012), (1002, 2825640), (1080, 2621566), (1128, 2510010), (1269, 2231120), (1336, 2119230), (1410, 2008008), (1503, 1883760), (1670, 1695384), (1692, 1673340), (1880, 1506006), (2004, 1412820), (2115, 1338672), (2160, 1310783), (2256, 1255005), (2505, 1130256), (2538, 1115560), (2672, 1059615), (2820, 1004004), (3006, 941880), (3340, 847692), (3384, 836670), (3760, 753003), (4008, 706410), (4230, 669336), (4509, 627920), (5010, 565128), (5076, 557780), (5640, 502002), (6012, 470940), (6345, 446224), (6680, 423846), (6768, 418335), (7515, 376752), (7849, 360720), (8016, 353205), (8460, 334668), (9018, 313960), (10020, 282564), (10152, 278890), (11280, 251001), (12024, 235470), (12690, 223112), (13360, 211923), (15030, 188376), (15698, 180360), (16920, 167334), (18036, 156980), (20040, 141282), (20304, 139445), (22545, 125584), (23547, 120240), (24048, 117735), (25380, 111556), (27889, 101520), (30060, 94188), (31396, 90180), (33840, 83667), (36072, 78490), (39245, 72144), (40080, 70641), (45090, 62792), (47094, 60120), (50760, 55778)]