20154729760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{433}}^1\times {\mathrm{499}}^1$

素因数の和:1011

約数の個数: 192

約数和(自身を含む): 53152848000

約数和(自身を除く): 32998118240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 53, 55, 80, 88, 106, 110, 160, 176, 212, 220, 265, 352, 424, 433, 440, 499, 530, 583, 848, 866, 880, 998, 1060, 1166, 1696, 1732, 1760, 1996, 2120, 2165, 2332, 2495, 2915, 3464, 3992, 4240, 4330, 4664, 4763, 4990, 5489, 5830, 6928, 7984, 8480, 8660, 9328, 9526, 9980, 10978, 11660, 13856, 15968, 17320, 18656, 19052, 19960, 21956, 22949, 23320, 23815, 26447, 27445, 34640, 38104, 39920, 43912, 45898, 46640, 47630, 52894, 54890, 69280, 76208, 79840, 87824, 91796, 93280, 95260, 105788, 109780, 114745, 132235, 152416, 175648, 183592, 190520, 211576, 216067, 219560, 229490, 252439, 264470, 290917, 367184, 381040, 423152, 432134, 439120, 458980, 504878, 528940, 581834, 734368, 762080, 846304, 864268, 878240, 917960, 1009756, 1057880, 1080335, 1163668, 1262195, 1454585, 1728536, 1835920, 2019512, 2115760, 2160670, 2327336, 2376737, 2524390, 2909170, 3457072, 3671840, 4039024, 4231520, 4321340, 4654672, 4753474, 5048780, 5818340, 6914144, 8078048, 8642680, 9309344, 9506948, 10097560, 11451551, 11636680, 11883685, 17285360, 19013896, 20195120, 22903102, 23273360, 23767370, 34570720, 38027792, 40390240, 45806204, 46546720, 47534740, 57257755, 76055584, 91612408, 95069480, 114515510, 125967061, 183224816, 190138960, 229031020, 251934122, 366449632, 380277920, 458062040, 503868244, 629835305, 916124080, 1007736488, 1259670610, 1832248160, 2015472976, 2519341220, 4030945952, 5038682440, 10077364880, 20154729760]

約数ペア:

[(1, 20154729760), (2, 10077364880), (4, 5038682440), (5, 4030945952), (8, 2519341220), (10, 2015472976), (11, 1832248160), (16, 1259670610), (20, 1007736488), (22, 916124080), (32, 629835305), (40, 503868244), (44, 458062040), (53, 380277920), (55, 366449632), (80, 251934122), (88, 229031020), (106, 190138960), (110, 183224816), (160, 125967061), (176, 114515510), (212, 95069480), (220, 91612408), (265, 76055584), (352, 57257755), (424, 47534740), (433, 46546720), (440, 45806204), (499, 40390240), (530, 38027792), (583, 34570720), (848, 23767370), (866, 23273360), (880, 22903102), (998, 20195120), (1060, 19013896), (1166, 17285360), (1696, 11883685), (1732, 11636680), (1760, 11451551), (1996, 10097560), (2120, 9506948), (2165, 9309344), (2332, 8642680), (2495, 8078048), (2915, 6914144), (3464, 5818340), (3992, 5048780), (4240, 4753474), (4330, 4654672), (4664, 4321340), (4763, 4231520), (4990, 4039024), (5489, 3671840), (5830, 3457072), (6928, 2909170), (7984, 2524390), (8480, 2376737), (8660, 2327336), (9328, 2160670), (9526, 2115760), (9980, 2019512), (10978, 1835920), (11660, 1728536), (13856, 1454585), (15968, 1262195), (17320, 1163668), (18656, 1080335), (19052, 1057880), (19960, 1009756), (21956, 917960), (22949, 878240), (23320, 864268), (23815, 846304), (26447, 762080), (27445, 734368), (34640, 581834), (38104, 528940), (39920, 504878), (43912, 458980), (45898, 439120), (46640, 432134), (47630, 423152), (52894, 381040), (54890, 367184), (69280, 290917), (76208, 264470), (79840, 252439), (87824, 229490), (91796, 219560), (93280, 216067), (95260, 211576), (105788, 190520), (109780, 183592), (114745, 175648), (132235, 152416)]