265780360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:479

約数の個数: 128

約数和(自身を含む): 673920000

約数和(自身を除く): 408139640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 31, 38, 40, 58, 62, 76, 95, 116, 124, 145, 152, 155, 190, 232, 248, 290, 310, 380, 389, 551, 580, 589, 620, 760, 778, 899, 1102, 1160, 1178, 1240, 1556, 1798, 1945, 2204, 2356, 2755, 2945, 3112, 3596, 3890, 4408, 4495, 4712, 5510, 5890, 7192, 7391, 7780, 8990, 11020, 11281, 11780, 12059, 14782, 15560, 17081, 17980, 22040, 22562, 23560, 24118, 29564, 34162, 35960, 36955, 45124, 48236, 56405, 59128, 60295, 68324, 73910, 85405, 90248, 96472, 112810, 120590, 136648, 147820, 170810, 214339, 225620, 229121, 241180, 295640, 341620, 349711, 428678, 451240, 458242, 482360, 683240, 699422, 857356, 916484, 1071695, 1145605, 1398844, 1714712, 1748555, 1832968, 2143390, 2291210, 2797688, 3497110, 4286780, 4582420, 6644509, 6994220, 8573560, 9164840, 13289018, 13988440, 26578036, 33222545, 53156072, 66445090, 132890180, 265780360]

約数ペア:

[(1, 265780360), (2, 132890180), (4, 66445090), (5, 53156072), (8, 33222545), (10, 26578036), (19, 13988440), (20, 13289018), (29, 9164840), (31, 8573560), (38, 6994220), (40, 6644509), (58, 4582420), (62, 4286780), (76, 3497110), (95, 2797688), (116, 2291210), (124, 2143390), (145, 1832968), (152, 1748555), (155, 1714712), (190, 1398844), (232, 1145605), (248, 1071695), (290, 916484), (310, 857356), (380, 699422), (389, 683240), (551, 482360), (580, 458242), (589, 451240), (620, 428678), (760, 349711), (778, 341620), (899, 295640), (1102, 241180), (1160, 229121), (1178, 225620), (1240, 214339), (1556, 170810), (1798, 147820), (1945, 136648), (2204, 120590), (2356, 112810), (2755, 96472), (2945, 90248), (3112, 85405), (3596, 73910), (3890, 68324), (4408, 60295), (4495, 59128), (4712, 56405), (5510, 48236), (5890, 45124), (7192, 36955), (7391, 35960), (7780, 34162), (8990, 29564), (11020, 24118), (11281, 23560), (11780, 22562), (12059, 22040), (14782, 17980), (15560, 17081)]