15759240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 54984960

約数和(自身を除く): 39225720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 257, 280, 292, 365, 420, 438, 511, 514, 584, 730, 771, 840, 876, 1022, 1028, 1095, 1285, 1460, 1533, 1542, 1752, 1799, 2044, 2056, 2190, 2555, 2570, 2920, 3066, 3084, 3598, 3855, 4088, 4380, 5110, 5140, 5397, 6132, 6168, 7196, 7665, 7710, 8760, 8995, 10220, 10280, 10794, 12264, 14392, 15330, 15420, 17990, 18761, 20440, 21588, 26985, 30660, 30840, 35980, 37522, 43176, 53970, 56283, 61320, 71960, 75044, 93805, 107940, 112566, 131327, 150088, 187610, 215880, 225132, 262654, 281415, 375220, 393981, 450264, 525308, 562830, 656635, 750440, 787962, 1050616, 1125660, 1313270, 1575924, 1969905, 2251320, 2626540, 3151848, 3939810, 5253080, 7879620, 15759240]

約数ペア:

[(1, 15759240), (2, 7879620), (3, 5253080), (4, 3939810), (5, 3151848), (6, 2626540), (7, 2251320), (8, 1969905), (10, 1575924), (12, 1313270), (14, 1125660), (15, 1050616), (20, 787962), (21, 750440), (24, 656635), (28, 562830), (30, 525308), (35, 450264), (40, 393981), (42, 375220), (56, 281415), (60, 262654), (70, 225132), (73, 215880), (84, 187610), (105, 150088), (120, 131327), (140, 112566), (146, 107940), (168, 93805), (210, 75044), (219, 71960), (257, 61320), (280, 56283), (292, 53970), (365, 43176), (420, 37522), (438, 35980), (511, 30840), (514, 30660), (584, 26985), (730, 21588), (771, 20440), (840, 18761), (876, 17990), (1022, 15420), (1028, 15330), (1095, 14392), (1285, 12264), (1460, 10794), (1533, 10280), (1542, 10220), (1752, 8995), (1799, 8760), (2044, 7710), (2056, 7665), (2190, 7196), (2555, 6168), (2570, 6132), (2920, 5397), (3066, 5140), (3084, 5110), (3598, 4380), (3855, 4088)]