15554880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:525

約数の個数: 168

約数和(自身を含む): 58485024

約数和(自身を除く): 42930144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 264, 288, 320, 330, 352, 360, 396, 440, 480, 491, 495, 528, 576, 660, 704, 720, 792, 880, 960, 982, 990, 1056, 1320, 1440, 1473, 1584, 1760, 1964, 1980, 2112, 2455, 2640, 2880, 2946, 3168, 3520, 3928, 3960, 4419, 4910, 5280, 5401, 5892, 6336, 7365, 7856, 7920, 8838, 9820, 10560, 10802, 11784, 14730, 15712, 15840, 16203, 17676, 19640, 21604, 22095, 23568, 27005, 29460, 31424, 31680, 32406, 35352, 39280, 43208, 44190, 47136, 48609, 54010, 58920, 64812, 70704, 78560, 81015, 86416, 88380, 94272, 97218, 108020, 117840, 129624, 141408, 157120, 162030, 172832, 176760, 194436, 216040, 235680, 243045, 259248, 282816, 324060, 345664, 353520, 388872, 432080, 471360, 486090, 518496, 648120, 707040, 777744, 864160, 972180, 1036992, 1296240, 1414080, 1555488, 1728320, 1944360, 2592480, 3110976, 3888720, 5184960, 7777440, 15554880]

約数ペア:

[(1, 15554880), (2, 7777440), (3, 5184960), (4, 3888720), (5, 3110976), (6, 2592480), (8, 1944360), (9, 1728320), (10, 1555488), (11, 1414080), (12, 1296240), (15, 1036992), (16, 972180), (18, 864160), (20, 777744), (22, 707040), (24, 648120), (30, 518496), (32, 486090), (33, 471360), (36, 432080), (40, 388872), (44, 353520), (45, 345664), (48, 324060), (55, 282816), (60, 259248), (64, 243045), (66, 235680), (72, 216040), (80, 194436), (88, 176760), (90, 172832), (96, 162030), (99, 157120), (110, 141408), (120, 129624), (132, 117840), (144, 108020), (160, 97218), (165, 94272), (176, 88380), (180, 86416), (192, 81015), (198, 78560), (220, 70704), (240, 64812), (264, 58920), (288, 54010), (320, 48609), (330, 47136), (352, 44190), (360, 43208), (396, 39280), (440, 35352), (480, 32406), (491, 31680), (495, 31424), (528, 29460), (576, 27005), (660, 23568), (704, 22095), (720, 21604), (792, 19640), (880, 17676), (960, 16203), (982, 15840), (990, 15712), (1056, 14730), (1320, 11784), (1440, 10802), (1473, 10560), (1584, 9820), (1760, 8838), (1964, 7920), (1980, 7856), (2112, 7365), (2455, 6336), (2640, 5892), (2880, 5401), (2946, 5280), (3168, 4910), (3520, 4419), (3928, 3960)]