189487760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1669

約数の個数: 160

約数和(自身を含む): 578534400

約数和(自身を除く): 389046640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 176, 190, 209, 220, 266, 280, 304, 308, 380, 385, 418, 440, 532, 560, 616, 665, 760, 770, 836, 880, 1045, 1064, 1232, 1330, 1463, 1520, 1540, 1619, 1672, 2090, 2128, 2660, 2926, 3080, 3238, 3344, 4180, 5320, 5852, 6160, 6476, 7315, 8095, 8360, 10640, 11333, 11704, 12952, 14630, 16190, 16720, 17809, 22666, 23408, 25904, 29260, 30761, 32380, 35618, 45332, 56665, 58520, 61522, 64760, 71236, 89045, 90664, 113330, 117040, 123044, 124663, 129520, 142472, 153805, 178090, 181328, 215327, 226660, 246088, 249326, 284944, 307610, 338371, 356180, 430654, 453320, 492176, 498652, 615220, 623315, 676742, 712360, 861308, 906640, 997304, 1076635, 1230440, 1246630, 1353484, 1424720, 1691855, 1722616, 1994608, 2153270, 2368597, 2460880, 2493260, 2706968, 3383710, 3445232, 4306540, 4737194, 4986520, 5413936, 6767420, 8613080, 9474388, 9973040, 11842985, 13534840, 17226160, 18948776, 23685970, 27069680, 37897552, 47371940, 94743880, 189487760]

約数ペア:

[(1, 189487760), (2, 94743880), (4, 47371940), (5, 37897552), (7, 27069680), (8, 23685970), (10, 18948776), (11, 17226160), (14, 13534840), (16, 11842985), (19, 9973040), (20, 9474388), (22, 8613080), (28, 6767420), (35, 5413936), (38, 4986520), (40, 4737194), (44, 4306540), (55, 3445232), (56, 3383710), (70, 2706968), (76, 2493260), (77, 2460880), (80, 2368597), (88, 2153270), (95, 1994608), (110, 1722616), (112, 1691855), (133, 1424720), (140, 1353484), (152, 1246630), (154, 1230440), (176, 1076635), (190, 997304), (209, 906640), (220, 861308), (266, 712360), (280, 676742), (304, 623315), (308, 615220), (380, 498652), (385, 492176), (418, 453320), (440, 430654), (532, 356180), (560, 338371), (616, 307610), (665, 284944), (760, 249326), (770, 246088), (836, 226660), (880, 215327), (1045, 181328), (1064, 178090), (1232, 153805), (1330, 142472), (1463, 129520), (1520, 124663), (1540, 123044), (1619, 117040), (1672, 113330), (2090, 90664), (2128, 89045), (2660, 71236), (2926, 64760), (3080, 61522), (3238, 58520), (3344, 56665), (4180, 45332), (5320, 35618), (5852, 32380), (6160, 30761), (6476, 29260), (7315, 25904), (8095, 23408), (8360, 22666), (10640, 17809), (11333, 16720), (11704, 16190), (12952, 14630)]