321815520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17191}}^1$

素因数の和:17225

約数の個数: 144

約数和(自身を含む): 1182740832

約数和(自身を除く): 860925312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 17191, 18720, 34382, 51573, 68764, 85955, 103146, 137528, 154719, 171910, 206292, 223483, 257865, 275056, 309438, 343820, 412584, 446966, 515730, 550112, 618876, 670449, 687640, 773595, 825168, 893932, 1031460, 1117415, 1237752, 1340898, 1375280, 1547190, 1650336, 1787864, 2011347, 2062920, 2234830, 2475504, 2681796, 2750560, 3094380, 3352245, 3575728, 4022694, 4125840, 4469660, 4951008, 5363592, 6188760, 6704490, 7151456, 8045388, 8251680, 8939320, 10056735, 10727184, 12377520, 13408980, 16090776, 17878640, 20113470, 21454368, 24755040, 26817960, 32181552, 35757280, 40226940, 53635920, 64363104, 80453880, 107271840, 160907760, 321815520]

約数ペア:

[(1, 321815520), (2, 160907760), (3, 107271840), (4, 80453880), (5, 64363104), (6, 53635920), (8, 40226940), (9, 35757280), (10, 32181552), (12, 26817960), (13, 24755040), (15, 21454368), (16, 20113470), (18, 17878640), (20, 16090776), (24, 13408980), (26, 12377520), (30, 10727184), (32, 10056735), (36, 8939320), (39, 8251680), (40, 8045388), (45, 7151456), (48, 6704490), (52, 6188760), (60, 5363592), (65, 4951008), (72, 4469660), (78, 4125840), (80, 4022694), (90, 3575728), (96, 3352245), (104, 3094380), (117, 2750560), (120, 2681796), (130, 2475504), (144, 2234830), (156, 2062920), (160, 2011347), (180, 1787864), (195, 1650336), (208, 1547190), (234, 1375280), (240, 1340898), (260, 1237752), (288, 1117415), (312, 1031460), (360, 893932), (390, 825168), (416, 773595), (468, 687640), (480, 670449), (520, 618876), (585, 550112), (624, 515730), (720, 446966), (780, 412584), (936, 343820), (1040, 309438), (1170, 275056), (1248, 257865), (1440, 223483), (1560, 206292), (1872, 171910), (2080, 154719), (2340, 137528), (3120, 103146), (3744, 85955), (4680, 68764), (6240, 51573), (9360, 34382), (17191, 18720)]