172839960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8423}}^1$

素因数の和:8462

約数の個数: 128

約数和(自身を含む): 606528000

約数和(自身を除く): 433688040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 8423, 10260, 16846, 20520, 25269, 33692, 42115, 50538, 67384, 75807, 84230, 101076, 126345, 151614, 160037, 168460, 202152, 227421, 252690, 303228, 320074, 336920, 379035, 454842, 480111, 505380, 606456, 640148, 758070, 800185, 909684, 960222, 1010760, 1137105, 1280296, 1440333, 1516140, 1600370, 1819368, 1920444, 2274210, 2400555, 2880666, 3032280, 3200740, 3840888, 4320999, 4548420, 4801110, 5761332, 6401480, 7201665, 8641998, 9096840, 9602220, 11522664, 14403330, 17283996, 19204440, 21604995, 28806660, 34567992, 43209990, 57613320, 86419980, 172839960]

約数ペア:

[(1, 172839960), (2, 86419980), (3, 57613320), (4, 43209990), (5, 34567992), (6, 28806660), (8, 21604995), (9, 19204440), (10, 17283996), (12, 14403330), (15, 11522664), (18, 9602220), (19, 9096840), (20, 8641998), (24, 7201665), (27, 6401480), (30, 5761332), (36, 4801110), (38, 4548420), (40, 4320999), (45, 3840888), (54, 3200740), (57, 3032280), (60, 2880666), (72, 2400555), (76, 2274210), (90, 1920444), (95, 1819368), (108, 1600370), (114, 1516140), (120, 1440333), (135, 1280296), (152, 1137105), (171, 1010760), (180, 960222), (190, 909684), (216, 800185), (228, 758070), (270, 640148), (285, 606456), (342, 505380), (360, 480111), (380, 454842), (456, 379035), (513, 336920), (540, 320074), (570, 303228), (684, 252690), (760, 227421), (855, 202152), (1026, 168460), (1080, 160037), (1140, 151614), (1368, 126345), (1710, 101076), (2052, 84230), (2280, 75807), (2565, 67384), (3420, 50538), (4104, 42115), (5130, 33692), (6840, 25269), (8423, 20520), (10260, 16846)]