12913920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:105

約数の個数: 216

約数和(自身を含む): 47829600

約数和(自身を除く): 34915680

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, 59, 60, 64, 72, 76, 80, 90, 95, 96, 114, 118, 120, 128, 144, 152, 160, 171, 177, 180, 190, 192, 228, 236, 240, 256, 285, 288, 295, 304, 320, 342, 354, 360, 380, 384, 456, 472, 480, 531, 570, 576, 590, 608, 640, 684, 708, 720, 760, 768, 855, 885, 912, 944, 960, 1062, 1121, 1140, 1152, 1180, 1216, 1280, 1368, 1416, 1440, 1520, 1710, 1770, 1824, 1888, 1920, 2124, 2242, 2280, 2304, 2360, 2432, 2655, 2736, 2832, 2880, 3040, 3363, 3420, 3540, 3648, 3776, 3840, 4248, 4484, 4560, 4720, 4864, 5310, 5472, 5605, 5664, 5760, 6080, 6726, 6840, 7080, 7296, 7552, 8496, 8968, 9120, 9440, 10089, 10620, 10944, 11210, 11328, 11520, 12160, 13452, 13680, 14160, 14592, 15104, 16815, 16992, 17936, 18240, 18880, 20178, 21240, 21888, 22420, 22656, 24320, 26904, 27360, 28320, 33630, 33984, 35872, 36480, 37760, 40356, 42480, 43776, 44840, 45312, 50445, 53808, 54720, 56640, 67260, 67968, 71744, 72960, 75520, 80712, 84960, 89680, 100890, 107616, 109440, 113280, 134520, 135936, 143488, 161424, 169920, 179360, 201780, 215232, 218880, 226560, 269040, 286976, 322848, 339840, 358720, 403560, 430464, 538080, 645696, 679680, 717440, 807120, 860928, 1076160, 1291392, 1434880, 1614240, 2152320, 2582784, 3228480, 4304640, 6456960, 12913920]

約数ペア:

[(1, 12913920), (2, 6456960), (3, 4304640), (4, 3228480), (5, 2582784), (6, 2152320), (8, 1614240), (9, 1434880), (10, 1291392), (12, 1076160), (15, 860928), (16, 807120), (18, 717440), (19, 679680), (20, 645696), (24, 538080), (30, 430464), (32, 403560), (36, 358720), (38, 339840), (40, 322848), (45, 286976), (48, 269040), (57, 226560), (59, 218880), (60, 215232), (64, 201780), (72, 179360), (76, 169920), (80, 161424), (90, 143488), (95, 135936), (96, 134520), (114, 113280), (118, 109440), (120, 107616), (128, 100890), (144, 89680), (152, 84960), (160, 80712), (171, 75520), (177, 72960), (180, 71744), (190, 67968), (192, 67260), (228, 56640), (236, 54720), (240, 53808), (256, 50445), (285, 45312), (288, 44840), (295, 43776), (304, 42480), (320, 40356), (342, 37760), (354, 36480), (360, 35872), (380, 33984), (384, 33630), (456, 28320), (472, 27360), (480, 26904), (531, 24320), (570, 22656), (576, 22420), (590, 21888), (608, 21240), (640, 20178), (684, 18880), (708, 18240), (720, 17936), (760, 16992), (768, 16815), (855, 15104), (885, 14592), (912, 14160), (944, 13680), (960, 13452), (1062, 12160), (1121, 11520), (1140, 11328), (1152, 11210), (1180, 10944), (1216, 10620), (1280, 10089), (1368, 9440), (1416, 9120), (1440, 8968), (1520, 8496), (1710, 7552), (1770, 7296), (1824, 7080), (1888, 6840), (1920, 6726), (2124, 6080), (2242, 5760), (2280, 5664), (2304, 5605), (2360, 5472), (2432, 5310), (2655, 4864), (2736, 4720), (2832, 4560), (2880, 4484), (3040, 4248), (3363, 3840), (3420, 3776), (3540, 3648)]