208068440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 510602400

約数和(自身を除く): 302533960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 289, 328, 340, 410, 439, 578, 680, 697, 820, 878, 1156, 1394, 1445, 1640, 1756, 2195, 2312, 2788, 2890, 3485, 3512, 4390, 5576, 5780, 6970, 7463, 8780, 11560, 11849, 13940, 14926, 17560, 17999, 23698, 27880, 29852, 35998, 37315, 47396, 59245, 59704, 71996, 74630, 89995, 94792, 118490, 126871, 143992, 149260, 179990, 236980, 253742, 298520, 305983, 359980, 473960, 507484, 611966, 634355, 719960, 1014968, 1223932, 1268710, 1529915, 2447864, 2537420, 3059830, 5074840, 5201711, 6119660, 10403422, 12239320, 20806844, 26008555, 41613688, 52017110, 104034220, 208068440]

約数ペア:

[(1, 208068440), (2, 104034220), (4, 52017110), (5, 41613688), (8, 26008555), (10, 20806844), (17, 12239320), (20, 10403422), (34, 6119660), (40, 5201711), (41, 5074840), (68, 3059830), (82, 2537420), (85, 2447864), (136, 1529915), (164, 1268710), (170, 1223932), (205, 1014968), (289, 719960), (328, 634355), (340, 611966), (410, 507484), (439, 473960), (578, 359980), (680, 305983), (697, 298520), (820, 253742), (878, 236980), (1156, 179990), (1394, 149260), (1445, 143992), (1640, 126871), (1756, 118490), (2195, 94792), (2312, 89995), (2788, 74630), (2890, 71996), (3485, 59704), (3512, 59245), (4390, 47396), (5576, 37315), (5780, 35998), (6970, 29852), (7463, 27880), (8780, 23698), (11560, 17999), (11849, 17560), (13940, 14926)]