206874180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 648333504

約数和(自身を除く): 441459324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 83, 90, 122, 166, 180, 183, 227, 244, 249, 305, 332, 366, 415, 454, 498, 549, 610, 681, 732, 747, 830, 908, 915, 996, 1098, 1135, 1220, 1245, 1362, 1494, 1660, 1830, 2043, 2196, 2270, 2490, 2724, 2745, 2988, 3405, 3660, 3735, 4086, 4540, 4980, 5063, 5490, 6810, 7470, 8172, 10126, 10215, 10980, 13620, 13847, 14940, 15189, 18841, 20252, 20430, 25315, 27694, 30378, 37682, 40860, 41541, 45567, 50630, 55388, 56523, 60756, 69235, 75364, 75945, 83082, 91134, 94205, 101260, 113046, 124623, 138470, 151890, 166164, 169569, 182268, 188410, 207705, 226092, 227835, 249246, 276940, 282615, 303780, 339138, 376820, 415410, 455670, 498492, 565230, 623115, 678276, 830820, 847845, 911340, 1130460, 1149301, 1246230, 1695690, 2298602, 2492460, 3391380, 3447903, 4597204, 5746505, 6895806, 10343709, 11493010, 13791612, 17239515, 20687418, 22986020, 34479030, 41374836, 51718545, 68958060, 103437090, 206874180]

約数ペア:

[(1, 206874180), (2, 103437090), (3, 68958060), (4, 51718545), (5, 41374836), (6, 34479030), (9, 22986020), (10, 20687418), (12, 17239515), (15, 13791612), (18, 11493010), (20, 10343709), (30, 6895806), (36, 5746505), (45, 4597204), (60, 3447903), (61, 3391380), (83, 2492460), (90, 2298602), (122, 1695690), (166, 1246230), (180, 1149301), (183, 1130460), (227, 911340), (244, 847845), (249, 830820), (305, 678276), (332, 623115), (366, 565230), (415, 498492), (454, 455670), (498, 415410), (549, 376820), (610, 339138), (681, 303780), (732, 282615), (747, 276940), (830, 249246), (908, 227835), (915, 226092), (996, 207705), (1098, 188410), (1135, 182268), (1220, 169569), (1245, 166164), (1362, 151890), (1494, 138470), (1660, 124623), (1830, 113046), (2043, 101260), (2196, 94205), (2270, 91134), (2490, 83082), (2724, 75945), (2745, 75364), (2988, 69235), (3405, 60756), (3660, 56523), (3735, 55388), (4086, 50630), (4540, 45567), (4980, 41541), (5063, 40860), (5490, 37682), (6810, 30378), (7470, 27694), (8172, 25315), (10126, 20430), (10215, 20252), (10980, 18841), (13620, 15189), (13847, 14940)]