281052720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10009}}^1$

素因数の和:10044

約数の個数: 160

約数和(自身を含む): 1042641600

約数和(自身を除く): 761588880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 104, 108, 117, 120, 130, 135, 144, 156, 180, 195, 208, 216, 234, 240, 260, 270, 312, 351, 360, 390, 432, 468, 520, 540, 585, 624, 702, 720, 780, 936, 1040, 1080, 1170, 1404, 1560, 1755, 1872, 2160, 2340, 2808, 3120, 3510, 4680, 5616, 7020, 9360, 10009, 14040, 20018, 28080, 30027, 40036, 50045, 60054, 80072, 90081, 100090, 120108, 130117, 150135, 160144, 180162, 200180, 240216, 260234, 270243, 300270, 360324, 390351, 400360, 450405, 480432, 520468, 540486, 600540, 650585, 720648, 780702, 800720, 900810, 1040936, 1080972, 1171053, 1201080, 1301170, 1351215, 1441296, 1561404, 1801620, 1951755, 2081872, 2161944, 2342106, 2402160, 2602340, 2702430, 3122808, 3513159, 3603240, 3903510, 4323888, 4684212, 5204680, 5404860, 5855265, 6245616, 7026318, 7206480, 7807020, 9368424, 10409360, 10809720, 11710530, 14052636, 15614040, 17565795, 18736848, 21619440, 23421060, 28105272, 31228080, 35131590, 46842120, 56210544, 70263180, 93684240, 140526360, 281052720]

約数ペア:

[(1, 281052720), (2, 140526360), (3, 93684240), (4, 70263180), (5, 56210544), (6, 46842120), (8, 35131590), (9, 31228080), (10, 28105272), (12, 23421060), (13, 21619440), (15, 18736848), (16, 17565795), (18, 15614040), (20, 14052636), (24, 11710530), (26, 10809720), (27, 10409360), (30, 9368424), (36, 7807020), (39, 7206480), (40, 7026318), (45, 6245616), (48, 5855265), (52, 5404860), (54, 5204680), (60, 4684212), (65, 4323888), (72, 3903510), (78, 3603240), (80, 3513159), (90, 3122808), (104, 2702430), (108, 2602340), (117, 2402160), (120, 2342106), (130, 2161944), (135, 2081872), (144, 1951755), (156, 1801620), (180, 1561404), (195, 1441296), (208, 1351215), (216, 1301170), (234, 1201080), (240, 1171053), (260, 1080972), (270, 1040936), (312, 900810), (351, 800720), (360, 780702), (390, 720648), (432, 650585), (468, 600540), (520, 540486), (540, 520468), (585, 480432), (624, 450405), (702, 400360), (720, 390351), (780, 360324), (936, 300270), (1040, 270243), (1080, 260234), (1170, 240216), (1404, 200180), (1560, 180162), (1755, 160144), (1872, 150135), (2160, 130117), (2340, 120108), (2808, 100090), (3120, 90081), (3510, 80072), (4680, 60054), (5616, 50045), (7020, 40036), (9360, 30027), (10009, 28080), (14040, 20018)]