65561760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4139}}^1$

素因数の和:4171

約数の個数: 144

約数和(自身を含む): 244127520

約数和(自身を除く): 178565760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 4139, 5280, 7920, 8278, 12417, 15840, 16556, 20695, 24834, 33112, 37251, 41390, 45529, 49668, 62085, 66224, 74502, 82780, 91058, 99336, 124170, 132448, 136587, 149004, 165560, 182116, 186255, 198672, 227645, 248340, 273174, 298008, 331120, 364232, 372510, 397344, 409761, 455290, 496680, 546348, 596016, 662240, 682935, 728464, 745020, 819522, 910580, 993360, 1092696, 1192032, 1365870, 1456928, 1490040, 1639044, 1821160, 1986720, 2048805, 2185392, 2731740, 2980080, 3278088, 3642320, 4097610, 4370784, 5463480, 5960160, 6556176, 7284640, 8195220, 10926960, 13112352, 16390440, 21853920, 32780880, 65561760]

約数ペア:

[(1, 65561760), (2, 32780880), (3, 21853920), (4, 16390440), (5, 13112352), (6, 10926960), (8, 8195220), (9, 7284640), (10, 6556176), (11, 5960160), (12, 5463480), (15, 4370784), (16, 4097610), (18, 3642320), (20, 3278088), (22, 2980080), (24, 2731740), (30, 2185392), (32, 2048805), (33, 1986720), (36, 1821160), (40, 1639044), (44, 1490040), (45, 1456928), (48, 1365870), (55, 1192032), (60, 1092696), (66, 993360), (72, 910580), (80, 819522), (88, 745020), (90, 728464), (96, 682935), (99, 662240), (110, 596016), (120, 546348), (132, 496680), (144, 455290), (160, 409761), (165, 397344), (176, 372510), (180, 364232), (198, 331120), (220, 298008), (240, 273174), (264, 248340), (288, 227645), (330, 198672), (352, 186255), (360, 182116), (396, 165560), (440, 149004), (480, 136587), (495, 132448), (528, 124170), (660, 99336), (720, 91058), (792, 82780), (880, 74502), (990, 66224), (1056, 62085), (1320, 49668), (1440, 45529), (1584, 41390), (1760, 37251), (1980, 33112), (2640, 24834), (3168, 20695), (3960, 16556), (4139, 15840), (5280, 12417), (7920, 8278)]