168318720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:815

約数の個数: 216

約数和(自身を含む): 613813200

約数和(自身を除く): 445494480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 768, 769, 855, 912, 960, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1538, 1710, 1824, 1920, 2280, 2304, 2307, 2432, 2736, 2880, 3040, 3076, 3420, 3648, 3840, 3845, 4560, 4614, 4864, 5472, 5760, 6080, 6152, 6840, 6921, 7296, 7690, 9120, 9228, 10944, 11520, 11535, 12160, 12304, 13680, 13842, 14592, 14611, 15380, 18240, 18456, 21888, 23070, 24320, 24608, 27360, 27684, 29222, 30760, 34605, 36480, 36912, 43776, 43833, 46140, 49216, 54720, 55368, 58444, 61520, 69210, 72960, 73055, 73824, 87666, 92280, 98432, 109440, 110736, 116888, 123040, 131499, 138420, 146110, 147648, 175332, 184560, 196864, 218880, 219165, 221472, 233776, 246080, 262998, 276840, 292220, 295296, 350664, 369120, 438330, 442944, 467552, 492160, 525996, 553680, 584440, 590592, 657495, 701328, 738240, 876660, 885888, 935104, 984320, 1051992, 1107360, 1168880, 1314990, 1402656, 1476480, 1753320, 1771776, 1870208, 2103984, 2214720, 2337760, 2629980, 2805312, 2952960, 3506640, 3740416, 4207968, 4429440, 4675520, 5259960, 5610624, 7013280, 8415936, 8858880, 9351040, 10519920, 11221248, 14026560, 16831872, 18702080, 21039840, 28053120, 33663744, 42079680, 56106240, 84159360, 168318720]

約数ペア:

[(1, 168318720), (2, 84159360), (3, 56106240), (4, 42079680), (5, 33663744), (6, 28053120), (8, 21039840), (9, 18702080), (10, 16831872), (12, 14026560), (15, 11221248), (16, 10519920), (18, 9351040), (19, 8858880), (20, 8415936), (24, 7013280), (30, 5610624), (32, 5259960), (36, 4675520), (38, 4429440), (40, 4207968), (45, 3740416), (48, 3506640), (57, 2952960), (60, 2805312), (64, 2629980), (72, 2337760), (76, 2214720), (80, 2103984), (90, 1870208), (95, 1771776), (96, 1753320), (114, 1476480), (120, 1402656), (128, 1314990), (144, 1168880), (152, 1107360), (160, 1051992), (171, 984320), (180, 935104), (190, 885888), (192, 876660), (228, 738240), (240, 701328), (256, 657495), (285, 590592), (288, 584440), (304, 553680), (320, 525996), (342, 492160), (360, 467552), (380, 442944), (384, 438330), (456, 369120), (480, 350664), (570, 295296), (576, 292220), (608, 276840), (640, 262998), (684, 246080), (720, 233776), (760, 221472), (768, 219165), (769, 218880), (855, 196864), (912, 184560), (960, 175332), (1140, 147648), (1152, 146110), (1216, 138420), (1280, 131499), (1368, 123040), (1440, 116888), (1520, 110736), (1538, 109440), (1710, 98432), (1824, 92280), (1920, 87666), (2280, 73824), (2304, 73055), (2307, 72960), (2432, 69210), (2736, 61520), (2880, 58444), (3040, 55368), (3076, 54720), (3420, 49216), (3648, 46140), (3840, 43833), (3845, 43776), (4560, 36912), (4614, 36480), (4864, 34605), (5472, 30760), (5760, 29222), (6080, 27684), (6152, 27360), (6840, 24608), (6921, 24320), (7296, 23070), (7690, 21888), (9120, 18456), (9228, 18240), (10944, 15380), (11520, 14611), (11535, 14592), (12160, 13842), (12304, 13680)]