20460522960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{223759}}^1$

素因数の和:223905

約数の個数: 120

約数和(自身を含む): 69254615040

約数和(自身を除く): 48794092080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 127, 144, 180, 240, 254, 360, 381, 508, 635, 720, 762, 1016, 1143, 1270, 1524, 1905, 2032, 2286, 2540, 3048, 3810, 4572, 5080, 5715, 6096, 7620, 9144, 10160, 11430, 15240, 18288, 22860, 30480, 45720, 91440, 223759, 447518, 671277, 895036, 1118795, 1342554, 1790072, 2013831, 2237590, 2685108, 3356385, 3580144, 4027662, 4475180, 5370216, 6712770, 8055324, 8950360, 10069155, 10740432, 13425540, 16110648, 17900720, 20138310, 26851080, 28417393, 32221296, 40276620, 53702160, 56834786, 80553240, 85252179, 113669572, 142086965, 161106480, 170504358, 227339144, 255756537, 284173930, 341008716, 426260895, 454678288, 511513074, 568347860, 682017432, 852521790, 1023026148, 1136695720, 1278782685, 1364034864, 1705043580, 2046052296, 2273391440, 2557565370, 3410087160, 4092104592, 5115130740, 6820174320, 10230261480, 20460522960]

約数ペア:

[(1, 20460522960), (2, 10230261480), (3, 6820174320), (4, 5115130740), (5, 4092104592), (6, 3410087160), (8, 2557565370), (9, 2273391440), (10, 2046052296), (12, 1705043580), (15, 1364034864), (16, 1278782685), (18, 1136695720), (20, 1023026148), (24, 852521790), (30, 682017432), (36, 568347860), (40, 511513074), (45, 454678288), (48, 426260895), (60, 341008716), (72, 284173930), (80, 255756537), (90, 227339144), (120, 170504358), (127, 161106480), (144, 142086965), (180, 113669572), (240, 85252179), (254, 80553240), (360, 56834786), (381, 53702160), (508, 40276620), (635, 32221296), (720, 28417393), (762, 26851080), (1016, 20138310), (1143, 17900720), (1270, 16110648), (1524, 13425540), (1905, 10740432), (2032, 10069155), (2286, 8950360), (2540, 8055324), (3048, 6712770), (3810, 5370216), (4572, 4475180), (5080, 4027662), (5715, 3580144), (6096, 3356385), (7620, 2685108), (9144, 2237590), (10160, 2013831), (11430, 1790072), (15240, 1342554), (18288, 1118795), (22860, 895036), (30480, 671277), (45720, 447518), (91440, 223759)]