61881120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{877}}^1$

素因数の和:912

約数の個数: 216

約数和(自身を含む): 245926044

約数和(自身を除く): 184044924

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 877, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1754, 1764, 1960, 2016, 2205, 2352, 2520, 2631, 2940, 3360, 3508, 3528, 3920, 4385, 4410, 4704, 5040, 5262, 5880, 6139, 7016, 7056, 7840, 7893, 8770, 8820, 10080, 10524, 11760, 12278, 13155, 14032, 14112, 15786, 17540, 17640, 18417, 21048, 23520, 24556, 26310, 28064, 30695, 31572, 35080, 35280, 36834, 39465, 42096, 42973, 49112, 52620, 55251, 61390, 63144, 70160, 70560, 73668, 78930, 84192, 85946, 92085, 98224, 105240, 110502, 122780, 126288, 128919, 140320, 147336, 157860, 171892, 184170, 196448, 210480, 214865, 221004, 245560, 252576, 257838, 276255, 294672, 315720, 343784, 368340, 386757, 420960, 429730, 442008, 491120, 515676, 552510, 589344, 631440, 644595, 687568, 736680, 773514, 859460, 884016, 982240, 1031352, 1105020, 1262880, 1289190, 1375136, 1473360, 1547028, 1718920, 1768032, 1933785, 2062704, 2210040, 2578380, 2946720, 3094056, 3437840, 3867570, 4125408, 4420080, 5156760, 6188112, 6875680, 7735140, 8840160, 10313520, 12376224, 15470280, 20627040, 30940560, 61881120]

約数ペア:

[(1, 61881120), (2, 30940560), (3, 20627040), (4, 15470280), (5, 12376224), (6, 10313520), (7, 8840160), (8, 7735140), (9, 6875680), (10, 6188112), (12, 5156760), (14, 4420080), (15, 4125408), (16, 3867570), (18, 3437840), (20, 3094056), (21, 2946720), (24, 2578380), (28, 2210040), (30, 2062704), (32, 1933785), (35, 1768032), (36, 1718920), (40, 1547028), (42, 1473360), (45, 1375136), (48, 1289190), (49, 1262880), (56, 1105020), (60, 1031352), (63, 982240), (70, 884016), (72, 859460), (80, 773514), (84, 736680), (90, 687568), (96, 644595), (98, 631440), (105, 589344), (112, 552510), (120, 515676), (126, 491120), (140, 442008), (144, 429730), (147, 420960), (160, 386757), (168, 368340), (180, 343784), (196, 315720), (210, 294672), (224, 276255), (240, 257838), (245, 252576), (252, 245560), (280, 221004), (288, 214865), (294, 210480), (315, 196448), (336, 184170), (360, 171892), (392, 157860), (420, 147336), (441, 140320), (480, 128919), (490, 126288), (504, 122780), (560, 110502), (588, 105240), (630, 98224), (672, 92085), (720, 85946), (735, 84192), (784, 78930), (840, 73668), (877, 70560), (882, 70160), (980, 63144), (1008, 61390), (1120, 55251), (1176, 52620), (1260, 49112), (1440, 42973), (1470, 42096), (1568, 39465), (1680, 36834), (1754, 35280), (1764, 35080), (1960, 31572), (2016, 30695), (2205, 28064), (2352, 26310), (2520, 24556), (2631, 23520), (2940, 21048), (3360, 18417), (3508, 17640), (3528, 17540), (3920, 15786), (4385, 14112), (4410, 14032), (4704, 13155), (5040, 12278), (5262, 11760), (5880, 10524), (6139, 10080), (7016, 8820), (7056, 8770), (7840, 7893)]