155690880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:772

約数の個数: 128

約数和(自身を含む): 500860800

約数和(自身を除く): 345169920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 131, 160, 192, 240, 262, 320, 384, 393, 480, 524, 619, 640, 655, 786, 960, 1048, 1238, 1310, 1572, 1857, 1920, 1965, 2096, 2476, 2620, 3095, 3144, 3714, 3930, 4192, 4952, 5240, 6190, 6288, 7428, 7860, 8384, 9285, 9904, 10480, 12380, 12576, 14856, 15720, 16768, 18570, 19808, 20960, 24760, 25152, 29712, 31440, 37140, 39616, 41920, 49520, 50304, 59424, 62880, 74280, 79232, 81089, 83840, 99040, 118848, 125760, 148560, 162178, 198080, 237696, 243267, 251520, 297120, 324356, 396160, 405445, 486534, 594240, 648712, 810890, 973068, 1188480, 1216335, 1297424, 1621780, 1946136, 2432670, 2594848, 3243560, 3892272, 4865340, 5189696, 6487120, 7784544, 9730680, 10379392, 12974240, 15569088, 19461360, 25948480, 31138176, 38922720, 51896960, 77845440, 155690880]

約数ペア:

[(1, 155690880), (2, 77845440), (3, 51896960), (4, 38922720), (5, 31138176), (6, 25948480), (8, 19461360), (10, 15569088), (12, 12974240), (15, 10379392), (16, 9730680), (20, 7784544), (24, 6487120), (30, 5189696), (32, 4865340), (40, 3892272), (48, 3243560), (60, 2594848), (64, 2432670), (80, 1946136), (96, 1621780), (120, 1297424), (128, 1216335), (131, 1188480), (160, 973068), (192, 810890), (240, 648712), (262, 594240), (320, 486534), (384, 405445), (393, 396160), (480, 324356), (524, 297120), (619, 251520), (640, 243267), (655, 237696), (786, 198080), (960, 162178), (1048, 148560), (1238, 125760), (1310, 118848), (1572, 99040), (1857, 83840), (1920, 81089), (1965, 79232), (2096, 74280), (2476, 62880), (2620, 59424), (3095, 50304), (3144, 49520), (3714, 41920), (3930, 39616), (4192, 37140), (4952, 31440), (5240, 29712), (6190, 25152), (6288, 24760), (7428, 20960), (7860, 19808), (8384, 18570), (9285, 16768), (9904, 15720), (10480, 14856), (12380, 12576)]