199913280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:517

約数の個数: 224

約数和(自身を含む): 737372160

約数和(自身を除く): 537458880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 168, 192, 210, 213, 224, 240, 280, 284, 320, 336, 355, 419, 420, 426, 448, 480, 497, 560, 568, 672, 710, 838, 840, 852, 960, 994, 1065, 1120, 1136, 1257, 1344, 1420, 1491, 1676, 1680, 1704, 1988, 2095, 2130, 2240, 2272, 2485, 2514, 2840, 2933, 2982, 3352, 3360, 3408, 3976, 4190, 4260, 4544, 4970, 5028, 5680, 5866, 5964, 6285, 6704, 6720, 6816, 7455, 7952, 8380, 8520, 8799, 9940, 10056, 11360, 11732, 11928, 12570, 13408, 13632, 14665, 14910, 15904, 16760, 17040, 17598, 19880, 20112, 22720, 23464, 23856, 25140, 26816, 29330, 29749, 29820, 31808, 33520, 34080, 35196, 39760, 40224, 43995, 46928, 47712, 50280, 58660, 59498, 59640, 67040, 68160, 70392, 79520, 80448, 87990, 89247, 93856, 95424, 100560, 117320, 118996, 119280, 134080, 140784, 148745, 159040, 175980, 178494, 187712, 201120, 208243, 234640, 237992, 238560, 281568, 297490, 351960, 356988, 402240, 416486, 446235, 469280, 475984, 477120, 563136, 594980, 624729, 703920, 713976, 832972, 892470, 938560, 951968, 1041215, 1189960, 1249458, 1407840, 1427952, 1665944, 1784940, 1903936, 2082430, 2379920, 2498916, 2815680, 2855904, 3123645, 3331888, 3569880, 4164860, 4759840, 4997832, 5711808, 6247290, 6663776, 7139760, 8329720, 9519680, 9995664, 12494580, 13327552, 14279520, 16659440, 19991328, 24989160, 28559040, 33318880, 39982656, 49978320, 66637760, 99956640, 199913280]

約数ペア:

[(1, 199913280), (2, 99956640), (3, 66637760), (4, 49978320), (5, 39982656), (6, 33318880), (7, 28559040), (8, 24989160), (10, 19991328), (12, 16659440), (14, 14279520), (15, 13327552), (16, 12494580), (20, 9995664), (21, 9519680), (24, 8329720), (28, 7139760), (30, 6663776), (32, 6247290), (35, 5711808), (40, 4997832), (42, 4759840), (48, 4164860), (56, 3569880), (60, 3331888), (64, 3123645), (70, 2855904), (71, 2815680), (80, 2498916), (84, 2379920), (96, 2082430), (105, 1903936), (112, 1784940), (120, 1665944), (140, 1427952), (142, 1407840), (160, 1249458), (168, 1189960), (192, 1041215), (210, 951968), (213, 938560), (224, 892470), (240, 832972), (280, 713976), (284, 703920), (320, 624729), (336, 594980), (355, 563136), (419, 477120), (420, 475984), (426, 469280), (448, 446235), (480, 416486), (497, 402240), (560, 356988), (568, 351960), (672, 297490), (710, 281568), (838, 238560), (840, 237992), (852, 234640), (960, 208243), (994, 201120), (1065, 187712), (1120, 178494), (1136, 175980), (1257, 159040), (1344, 148745), (1420, 140784), (1491, 134080), (1676, 119280), (1680, 118996), (1704, 117320), (1988, 100560), (2095, 95424), (2130, 93856), (2240, 89247), (2272, 87990), (2485, 80448), (2514, 79520), (2840, 70392), (2933, 68160), (2982, 67040), (3352, 59640), (3360, 59498), (3408, 58660), (3976, 50280), (4190, 47712), (4260, 46928), (4544, 43995), (4970, 40224), (5028, 39760), (5680, 35196), (5866, 34080), (5964, 33520), (6285, 31808), (6704, 29820), (6720, 29749), (6816, 29330), (7455, 26816), (7952, 25140), (8380, 23856), (8520, 23464), (8799, 22720), (9940, 20112), (10056, 19880), (11360, 17598), (11732, 17040), (11928, 16760), (12570, 15904), (13408, 14910), (13632, 14665)]