289488420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:862

約数の個数: 144

約数和(自身を含む): 952044912

約数和(自身を除く): 662556492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 193, 195, 234, 260, 386, 390, 468, 579, 585, 641, 772, 780, 965, 1158, 1170, 1282, 1737, 1923, 1930, 2316, 2340, 2509, 2564, 2895, 3205, 3474, 3846, 3860, 5018, 5769, 5790, 6410, 6948, 7527, 7692, 8333, 8685, 9615, 10036, 11538, 11580, 12545, 12820, 15054, 16666, 17370, 19230, 22581, 23076, 24999, 25090, 28845, 30108, 33332, 34740, 37635, 38460, 41665, 45162, 49998, 50180, 57690, 74997, 75270, 83330, 90324, 99996, 112905, 115380, 123713, 124995, 149994, 150540, 166660, 225810, 247426, 249990, 299988, 371139, 374985, 451620, 494852, 499980, 618565, 742278, 749970, 1113417, 1237130, 1484556, 1499940, 1608269, 1855695, 2226834, 2474260, 3216538, 3711390, 4453668, 4824807, 5567085, 6433076, 7422780, 8041345, 9649614, 11134170, 14474421, 16082690, 19299228, 22268340, 24124035, 28948842, 32165380, 48248070, 57897684, 72372105, 96496140, 144744210, 289488420]

約数ペア:

[(1, 289488420), (2, 144744210), (3, 96496140), (4, 72372105), (5, 57897684), (6, 48248070), (9, 32165380), (10, 28948842), (12, 24124035), (13, 22268340), (15, 19299228), (18, 16082690), (20, 14474421), (26, 11134170), (30, 9649614), (36, 8041345), (39, 7422780), (45, 6433076), (52, 5567085), (60, 4824807), (65, 4453668), (78, 3711390), (90, 3216538), (117, 2474260), (130, 2226834), (156, 1855695), (180, 1608269), (193, 1499940), (195, 1484556), (234, 1237130), (260, 1113417), (386, 749970), (390, 742278), (468, 618565), (579, 499980), (585, 494852), (641, 451620), (772, 374985), (780, 371139), (965, 299988), (1158, 249990), (1170, 247426), (1282, 225810), (1737, 166660), (1923, 150540), (1930, 149994), (2316, 124995), (2340, 123713), (2509, 115380), (2564, 112905), (2895, 99996), (3205, 90324), (3474, 83330), (3846, 75270), (3860, 74997), (5018, 57690), (5769, 50180), (5790, 49998), (6410, 45162), (6948, 41665), (7527, 38460), (7692, 37635), (8333, 34740), (8685, 33332), (9615, 30108), (10036, 28845), (11538, 25090), (11580, 24999), (12545, 23076), (12820, 22581), (15054, 19230), (16666, 17370)]