1687354890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{829}}^1$

素因数の和:1176

約数の個数: 128

約数和(自身を含む): 4638332160

約数和(自身を除く): 2950977270

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 307, 390, 442, 510, 614, 663, 829, 921, 1105, 1326, 1535, 1658, 1842, 2210, 2487, 3070, 3315, 3991, 4145, 4605, 4974, 5219, 6630, 7982, 8290, 9210, 10438, 10777, 11973, 12435, 14093, 15657, 19955, 21554, 23946, 24870, 26095, 28186, 31314, 32331, 39910, 42279, 52190, 53885, 59865, 64662, 67847, 70465, 78285, 84558, 107770, 119730, 135694, 140930, 156570, 161655, 183209, 203541, 211395, 254503, 323310, 339235, 366418, 407082, 422790, 509006, 549627, 678470, 763509, 916045, 1017705, 1099254, 1272515, 1527018, 1832090, 2035410, 2545030, 2748135, 3308539, 3817545, 4326551, 5496270, 6617078, 7635090, 8653102, 9925617, 12979653, 16542695, 19851234, 21632755, 25959306, 33085390, 43265510, 49628085, 56245163, 64898265, 99256170, 112490326, 129796530, 168735489, 281225815, 337470978, 562451630, 843677445, 1687354890]

約数ペア:

[(1, 1687354890), (2, 843677445), (3, 562451630), (5, 337470978), (6, 281225815), (10, 168735489), (13, 129796530), (15, 112490326), (17, 99256170), (26, 64898265), (30, 56245163), (34, 49628085), (39, 43265510), (51, 33085390), (65, 25959306), (78, 21632755), (85, 19851234), (102, 16542695), (130, 12979653), (170, 9925617), (195, 8653102), (221, 7635090), (255, 6617078), (307, 5496270), (390, 4326551), (442, 3817545), (510, 3308539), (614, 2748135), (663, 2545030), (829, 2035410), (921, 1832090), (1105, 1527018), (1326, 1272515), (1535, 1099254), (1658, 1017705), (1842, 916045), (2210, 763509), (2487, 678470), (3070, 549627), (3315, 509006), (3991, 422790), (4145, 407082), (4605, 366418), (4974, 339235), (5219, 323310), (6630, 254503), (7982, 211395), (8290, 203541), (9210, 183209), (10438, 161655), (10777, 156570), (11973, 140930), (12435, 135694), (14093, 119730), (15657, 107770), (19955, 84558), (21554, 78285), (23946, 70465), (24870, 67847), (26095, 64662), (28186, 59865), (31314, 53885), (32331, 52190), (39910, 42279)]