20369160

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 77500800

約数和(自身を除く): 57131640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 59, 60, 63, 70, 72, 84, 90, 105, 118, 120, 126, 137, 140, 168, 177, 180, 210, 236, 252, 274, 280, 295, 315, 354, 360, 411, 413, 420, 472, 504, 531, 548, 590, 630, 685, 708, 822, 826, 840, 885, 959, 1062, 1096, 1180, 1233, 1239, 1260, 1370, 1416, 1644, 1652, 1770, 1918, 2055, 2065, 2124, 2360, 2466, 2478, 2520, 2655, 2740, 2877, 3288, 3304, 3540, 3717, 3836, 4110, 4130, 4248, 4795, 4932, 4956, 5310, 5480, 5754, 6165, 6195, 7080, 7434, 7672, 8083, 8220, 8260, 8631, 9590, 9864, 9912, 10620, 11508, 12330, 12390, 14385, 14868, 16166, 16440, 16520, 17262, 18585, 19180, 21240, 23016, 24249, 24660, 24780, 28770, 29736, 32332, 34524, 37170, 38360, 40415, 43155, 48498, 49320, 49560, 56581, 57540, 64664, 69048, 72747, 74340, 80830, 86310, 96996, 113162, 115080, 121245, 145494, 148680, 161660, 169743, 172620, 193992, 226324, 242490, 282905, 290988, 323320, 339486, 345240, 363735, 452648, 484980, 509229, 565810, 581976, 678972, 727470, 848715, 969960, 1018458, 1131620, 1357944, 1454940, 1697430, 2036916, 2263240, 2546145, 2909880, 3394860, 4073832, 5092290, 6789720, 10184580, 20369160]

約数ペア:

[(1, 20369160), (2, 10184580), (3, 6789720), (4, 5092290), (5, 4073832), (6, 3394860), (7, 2909880), (8, 2546145), (9, 2263240), (10, 2036916), (12, 1697430), (14, 1454940), (15, 1357944), (18, 1131620), (20, 1018458), (21, 969960), (24, 848715), (28, 727470), (30, 678972), (35, 581976), (36, 565810), (40, 509229), (42, 484980), (45, 452648), (56, 363735), (59, 345240), (60, 339486), (63, 323320), (70, 290988), (72, 282905), (84, 242490), (90, 226324), (105, 193992), (118, 172620), (120, 169743), (126, 161660), (137, 148680), (140, 145494), (168, 121245), (177, 115080), (180, 113162), (210, 96996), (236, 86310), (252, 80830), (274, 74340), (280, 72747), (295, 69048), (315, 64664), (354, 57540), (360, 56581), (411, 49560), (413, 49320), (420, 48498), (472, 43155), (504, 40415), (531, 38360), (548, 37170), (590, 34524), (630, 32332), (685, 29736), (708, 28770), (822, 24780), (826, 24660), (840, 24249), (885, 23016), (959, 21240), (1062, 19180), (1096, 18585), (1180, 17262), (1233, 16520), (1239, 16440), (1260, 16166), (1370, 14868), (1416, 14385), (1644, 12390), (1652, 12330), (1770, 11508), (1918, 10620), (2055, 9912), (2065, 9864), (2124, 9590), (2360, 8631), (2466, 8260), (2478, 8220), (2520, 8083), (2655, 7672), (2740, 7434), (2877, 7080), (3288, 6195), (3304, 6165), (3540, 5754), (3717, 5480), (3836, 5310), (4110, 4956), (4130, 4932), (4248, 4795)]