280576440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1087}}^1$

素因数の和:1346

約数の個数: 128

約数和(自身を含む): 940032000

約数和(自身を除く): 659455560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 239, 270, 360, 478, 540, 717, 956, 1080, 1087, 1195, 1434, 1912, 2151, 2174, 2390, 2868, 3261, 3585, 4302, 4348, 4780, 5435, 5736, 6453, 6522, 7170, 8604, 8696, 9560, 9783, 10755, 10870, 12906, 13044, 14340, 16305, 17208, 19566, 21510, 21740, 25812, 26088, 28680, 29349, 32265, 32610, 39132, 43020, 43480, 48915, 51624, 58698, 64530, 65220, 78264, 86040, 97830, 117396, 129060, 130440, 146745, 195660, 234792, 258120, 259793, 293490, 391320, 519586, 586980, 779379, 1039172, 1173960, 1298965, 1558758, 2078344, 2338137, 2597930, 3117516, 3896895, 4676274, 5195860, 6235032, 7014411, 7793790, 9352548, 10391720, 11690685, 14028822, 15587580, 18705096, 23381370, 28057644, 31175160, 35072055, 46762740, 56115288, 70144110, 93525480, 140288220, 280576440]

約数ペア:

[(1, 280576440), (2, 140288220), (3, 93525480), (4, 70144110), (5, 56115288), (6, 46762740), (8, 35072055), (9, 31175160), (10, 28057644), (12, 23381370), (15, 18705096), (18, 15587580), (20, 14028822), (24, 11690685), (27, 10391720), (30, 9352548), (36, 7793790), (40, 7014411), (45, 6235032), (54, 5195860), (60, 4676274), (72, 3896895), (90, 3117516), (108, 2597930), (120, 2338137), (135, 2078344), (180, 1558758), (216, 1298965), (239, 1173960), (270, 1039172), (360, 779379), (478, 586980), (540, 519586), (717, 391320), (956, 293490), (1080, 259793), (1087, 258120), (1195, 234792), (1434, 195660), (1912, 146745), (2151, 130440), (2174, 129060), (2390, 117396), (2868, 97830), (3261, 86040), (3585, 78264), (4302, 65220), (4348, 64530), (4780, 58698), (5435, 51624), (5736, 48915), (6453, 43480), (6522, 43020), (7170, 39132), (8604, 32610), (8696, 32265), (9560, 29349), (9783, 28680), (10755, 26088), (10870, 25812), (12906, 21740), (13044, 21510), (14340, 19566), (16305, 17208)]