21522960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:365

約数の個数: 120

約数和(自身を含む): 73120320

約数和(自身を除く): 51597360

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, 144, 167, 179, 180, 240, 334, 358, 360, 501, 537, 668, 716, 720, 835, 895, 1002, 1074, 1336, 1432, 1503, 1611, 1670, 1790, 2004, 2148, 2505, 2672, 2685, 2864, 3006, 3222, 3340, 3580, 4008, 4296, 5010, 5370, 6012, 6444, 6680, 7160, 7515, 8016, 8055, 8592, 10020, 10740, 12024, 12888, 13360, 14320, 15030, 16110, 20040, 21480, 24048, 25776, 29893, 30060, 32220, 40080, 42960, 59786, 60120, 64440, 89679, 119572, 120240, 128880, 149465, 179358, 239144, 269037, 298930, 358716, 448395, 478288, 538074, 597860, 717432, 896790, 1076148, 1195720, 1345185, 1434864, 1793580, 2152296, 2391440, 2690370, 3587160, 4304592, 5380740, 7174320, 10761480, 21522960]

約数ペア:

[(1, 21522960), (2, 10761480), (3, 7174320), (4, 5380740), (5, 4304592), (6, 3587160), (8, 2690370), (9, 2391440), (10, 2152296), (12, 1793580), (15, 1434864), (16, 1345185), (18, 1195720), (20, 1076148), (24, 896790), (30, 717432), (36, 597860), (40, 538074), (45, 478288), (48, 448395), (60, 358716), (72, 298930), (80, 269037), (90, 239144), (120, 179358), (144, 149465), (167, 128880), (179, 120240), (180, 119572), (240, 89679), (334, 64440), (358, 60120), (360, 59786), (501, 42960), (537, 40080), (668, 32220), (716, 30060), (720, 29893), (835, 25776), (895, 24048), (1002, 21480), (1074, 20040), (1336, 16110), (1432, 15030), (1503, 14320), (1611, 13360), (1670, 12888), (1790, 12024), (2004, 10740), (2148, 10020), (2505, 8592), (2672, 8055), (2685, 8016), (2864, 7515), (3006, 7160), (3222, 6680), (3340, 6444), (3580, 6012), (4008, 5370), (4296, 5010)]