1968120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:106

約数の個数: 192

約数和(自身を含む): 8087040

約数和(自身を除く): 6118920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 55, 56, 60, 63, 66, 70, 71, 72, 77, 84, 88, 90, 99, 105, 110, 120, 126, 132, 140, 142, 154, 165, 168, 180, 198, 210, 213, 220, 231, 252, 264, 280, 284, 308, 315, 330, 355, 360, 385, 396, 420, 426, 440, 462, 495, 497, 504, 568, 616, 630, 639, 660, 693, 710, 770, 781, 792, 840, 852, 924, 990, 994, 1065, 1155, 1260, 1278, 1320, 1386, 1420, 1491, 1540, 1562, 1704, 1848, 1980, 1988, 2130, 2310, 2343, 2485, 2520, 2556, 2772, 2840, 2982, 3080, 3124, 3195, 3465, 3905, 3960, 3976, 4260, 4473, 4620, 4686, 4970, 5112, 5467, 5544, 5964, 6248, 6390, 6930, 7029, 7455, 7810, 8520, 8946, 9240, 9372, 9940, 10934, 11715, 11928, 12780, 13860, 14058, 14910, 15620, 16401, 17892, 18744, 19880, 21868, 22365, 23430, 25560, 27335, 27720, 28116, 29820, 31240, 32802, 35145, 35784, 43736, 44730, 46860, 49203, 54670, 56232, 59640, 65604, 70290, 82005, 89460, 93720, 98406, 109340, 131208, 140580, 164010, 178920, 196812, 218680, 246015, 281160, 328020, 393624, 492030, 656040, 984060, 1968120]

約数ペア:

[(1, 1968120), (2, 984060), (3, 656040), (4, 492030), (5, 393624), (6, 328020), (7, 281160), (8, 246015), (9, 218680), (10, 196812), (11, 178920), (12, 164010), (14, 140580), (15, 131208), (18, 109340), (20, 98406), (21, 93720), (22, 89460), (24, 82005), (28, 70290), (30, 65604), (33, 59640), (35, 56232), (36, 54670), (40, 49203), (42, 46860), (44, 44730), (45, 43736), (55, 35784), (56, 35145), (60, 32802), (63, 31240), (66, 29820), (70, 28116), (71, 27720), (72, 27335), (77, 25560), (84, 23430), (88, 22365), (90, 21868), (99, 19880), (105, 18744), (110, 17892), (120, 16401), (126, 15620), (132, 14910), (140, 14058), (142, 13860), (154, 12780), (165, 11928), (168, 11715), (180, 10934), (198, 9940), (210, 9372), (213, 9240), (220, 8946), (231, 8520), (252, 7810), (264, 7455), (280, 7029), (284, 6930), (308, 6390), (315, 6248), (330, 5964), (355, 5544), (360, 5467), (385, 5112), (396, 4970), (420, 4686), (426, 4620), (440, 4473), (462, 4260), (495, 3976), (497, 3960), (504, 3905), (568, 3465), (616, 3195), (630, 3124), (639, 3080), (660, 2982), (693, 2840), (710, 2772), (770, 2556), (781, 2520), (792, 2485), (840, 2343), (852, 2310), (924, 2130), (990, 1988), (994, 1980), (1065, 1848), (1155, 1704), (1260, 1562), (1278, 1540), (1320, 1491), (1386, 1420)]